Security agencies apprehend that terrorists may target some part of the country during the visit of US President Barack Obama, avoiding Delhi, and have alerted state governments, particularly Jammu and Kashmir, about the "serious threat".
A seven-layer security ring is planned around the VVIP enclosure on Rajpath from where United States President Barack Obama, President Pranab Mukherjee and Prime Minister Narendra Modi will watch the Republic Day parade next Monday.
A seven-layer security ring will be thrown around the VVIP enclosure on Rajpath for the Republic Day parade to be witnessed by US President Barack Obama and the airspace over the area would be monitored by a radar to be specially set up.