Team Fiji's sprint queen Makelesi Bulikiobo starts her Olympic campaign today in the women's 400 meters heats.

Bulikiobo is run in the Heat 2 at 4:17pm. She must finish in top three to reach the semifinals which is her aim at this year's Games. But she has the lowest time in her heat with 52.46 seconds while Botswana's Amantle Montsho has the best time of 49.83 seconds.