A woman's DNA has been found on at least one of the explosive devices used in the Boston bombings, adding a new dimension to the probe into the terror attack that killed three people and wounded over 200 others.

Boston bombings suspect Dzhokhar Tsarnaev, who is being treated in a hospital with multiple injuries including gunshots, is out of danger, a United States lawmaker familiar with his health situation has said.

The lone surviving Boston bombings suspect Dzhokhar Tsarnaev, who was injured in a deadly shootout with police here last week, was on Friday transferred from a hospital to a prison medical centre in Massachusetts.

Chechen-born Tsarnaev brothers had plans to attack the iconic Times Square in New York after they shocked the US by twin blasts in Boston last week that killed three persons and wounded more than 200 others.

The two Chechen brothers accused of the Boston Marathon bombings are "twisted, perverted, cowardly knock-off jihadis" who failed to instill fear in the American people, United States Vice President Joe Biden has said.

Chechen-origin teenager Dzhokhar Tsarnaev apparently used his cell phone to blow up the pressure cooker bomb at the Boston Marathon last week that killed three people and wounded nearly 200 others, according to a criminal complaint filed by the Federal Bureau of Investigation in an American court

The funeral of one of the Boston blast suspects is posing a challenge for the Muslim community in the city as dozens of mosques and Islamic groups have distanced themselves from conducting the service fearing retaliation

The 19-year-old Chechen-origin suspect is charged with conspiring to use "weapon of mass destruction", faces death penalty if convicted by the court.

American investigators on Monday started grilling the lone surviving Chechen-origin Boston bombings suspect after he regained consciousness and was able to scribble out written responses, as authorities were preparing a chargesheet to nail the accused.

One of the two Chechen-origin Boston bombings suspects, arrested after a massive manhunt, had tweeted a picture of a car with a licence plate that read 'Terrorista #1', a month before the attack.

In an interview to the Boston Globe, Watertown Police Chief Ed Deveau claimed that Dzhokhar ran over his brother on his stolen SUV when the police was about to handcuff and arrest him on Thursday night after exchange of fire. His autopsy report has not come in yet.

The United States Federal Bureau of Investigation in 2011 had interviewed one of the two Chechen-origin Boston bombings suspects, who was killed after a massive manhunt, but apparently let him out of their sights after not detecting any terrorist activity.

19-year-old Dzhokhar Tsarnaev spent an apparently normal day Wednesday at the University of Massachusetts Dartmouth, where he was a sophomore, according to a school official, working out in the gym, then sleeping in his dorm room.

The second Chechen-origin suspect believed to have been responsible for the Boston marathon terror attack is now in custody, Boston police said on Saturday.

The estranged uncle of the Boston Marathon terror attacks suspects asked one of his nephew at large to surrender, saying his brother's children have brought shame to the entire Chechen community.

Cambridge, Massachusetts, has been in a lockdown after a series of events that followed when suspects in the Boston marathon bombing shot Sean Collier, a young Massachusetts Institute of Technology police officer (badge 179 but yet unnamed) in his cruiser. Rediff team reports.

The two Boston Marathon bombing suspects are believed to be brothers of Chechen-origin, media reports said as authorities here ordered lockdown of the city to hunt for the surviving suspect after the other one was killed in a shootout with police.

Terek Grozny could face stiff penalties from the Russian FA after ChechenRepublic head and club honorary president Ramzan Kadyrov insulted the referee following Sunday's 0-0 draw against Rubin Kazan, calling him a "donkey".

Egyptian-born 54-year-old one-eyed and hooked-hand cleric appeared in Manhattan federal court amid tight security for his arraignment before US District Judge Katherine Forrest, his second court appearance after being extradited from UK over the weekend.

Besides the hooked-hand Hamza, the others who were extradited are Adel Abdul Bary, Khalid al-Fawwaz, Babar Ahmad, and Syed Talha Ahsan; the last two of whom pleaded not guilty in a US court where they were produced soon after their arrival in the US.

From ordinary police on the beat to the shadows of Britain's security establishment, the sighs of relief are almost audible.

Russian state television said two suspects had been arrested in the Ukranian Black Sea resort of Odessa and who later confessed on air to acting on instructions from the Chechen warlord Doku Umarov to kill Putin after Sunday's elections.

Besides Germany, The UK's Scotland Yard and French Surete are also on full alert for possible Al Qaeda strikes in London and Paris. The German magazine Der Spiegel had reported on the weekend, that a group of Al Qaeda terrorists trained in Pakistani camps and assisted by underworld don Dawood Ibrahim are planning to storm Germany's Parliament in a Mumbai-style attack.

A Pakistani Taliban commander and two foreign fighters were among nine militants killed in a United States drone attack in the lawless North Waziristan tribal region, officials said on Monday.

Six people were killed in an explosion in the Russian Caucasus city of Vladikavkaz in North Ossetia. Russia has been grappling with a Muslim insurgency in the North Caucasus.

After Monday's tragic Manila bus hostage crisis, we look at the worst hostage situations in recent times.

An explosion near a concert hall killed four people and injured 20 others in the southern Russian city of Stavropol on Wednesday, with authorities saying they were probing the possibility of a terror angle into the blast.

At least 21 people were injured in a powerful blast near an enclosure of local a racecourse in the Russian Caucasian city of Nalchik on Saturday.

A suicide bomber blew himself up in a police station on Monday killing two policemen and wounding 13 others in Russia's volatile Muslim-dominated north Caucasus region of Ingushetia, bordering insurgency-hit Chechnya.

Russian investigators have identified a 17-year-old baby-faced widow of a Caucasus militant as one of the two 'Black Widows' involved in Monday's twin suicide attack in Moscow metro that killed 40 people.

A Chechen militant leader has claimed responsibility for the deadly twin blasts in Moscow metro two days ago which claimed 39 lives, a United States-based intelligence monitoring group reported on Wednesday.

Russia hinted that militants trained at Pakistan-Afghanistan border could be behind the twin blasts at metro stations here that killed 39 people and wounded 60 others.

Al Qeada-backed Chechen separatists may have been behind the Moscow suicide blasts. Security expert B Raman examines the surge in terror in Central Asia.

However, it is not clear whether the Moscow bombings have been carried out by anti-Russian Chechen rebels or by Chechen separatists linked to the Al Qaeda who receive their training in the borderlands of Afghanistan-Pakistan. Indian intelligence officials believe these groups are increasingly linked, pointing out that the suicide attacks could also be in retaliation against the Russian decision to allow US and NATO forces to send non-lethal equipment through Russia to Afghani

'Global jihadis want to promote internal tensions that will steer one community against another. They are trying to do that in every part of the world and I do believe that we didn't even see that in the magnitude that we will probably see in the future, in India too, and this is on top of the Kashmir conflict,' feels counter-terrorism expert Dr Boaz Ganor.

The elite National Security Guard was under pressure to use gas to neutralise the heavily armed Lashkar-e-Tayiba terrorists during the Mumbai terror attacks last year, but the idea was shot down for fear of repeat of another Russian theatre disaster.

Terror in Mumbai premieres on November 19; Mumbai Massacre on November 25. Both documentaries will be shown worldwide.

Tahir Ali profiles the Amjad Farooqi and Ilyas Kashmiri groups, responsible for the recent surge of terrorism in Pakistan.

Security expert B Raman takes a look at the situation in Lanka, where the LTTE is on its knees.

Pakistan is taking India's dossier on the Mumbai terror attacks "extremely seriously" and will "have to act fast" to complete its probe, Premier Yousuf Raza Gilani has said. "The dossier passed on to the government of Pakistan, we are taking it extremely seriously, and we have already started (an) investigation and the results will come soon," he told the Financial Times daily in an interview.