London 2012 - Ecuador’s Emilio Andres Falla Buchely suffers a fall during run number two of his heat 1 quarterfinal. BMX quarterfinals consist of 5 “runs” with 8 riders per heat, so Falla Buchely will have another opportunity to race if he can repair his bike.

London 2012 - Soaring cyclists burn up the Olympic BMX track during quarterfinal heat 3. Daniel Caluag of the Philippines can be seen, along with Americans David Herman (#5) and Nicholas Long (#64)

London 2012 - Heat 1 competitor Raymon van der Beizen wins three runs of Heat 1 in the BMX quarterfinals and easily qualifies for the semifinals.

London 2012 - BMX cyclists hit the first jump in close formation in Heat 1 quarterfinal action on 9 August, 2012.

London 2012 - Emilio Andres Falla Buchely of Ecuador struggles with bike problems during his second run in heat 1 quarterfinals.

London 2012 - Riders are closely bunched just after the start Heat 2 of the BMX quarterfinal on 9 August, 2012.