Elaine Thompson clocked a sizzling wind-assisted 10.71 seconds to win the 100 metres at the Jamaica International on Saturday, sending out a warning to her sprint rivals ahead of August's Rio Olympics.
Usain Bolt answered questions over his fitness ahead of the world championships with a season's best of 9.87 seconds in the 100 metres with a workmanlike performance at the London Anniversary Games on Friday.
Justin Gatlin blasted out a warning that he is ready to challenge Usain Bolt's 100 metres hegemony when he stormed to a lifetime best 9.74 seconds to win the event in the opening Diamond League meeting of the season on Friday.
Usain Bolt once again produced his best when it mattered most to retain his 100 metres world title and reassert his status as the number one sprinter on the planet at a rocking Bird's Nest Stadium on Sunday night.