Alex Marquez led the way on the opening day of the Thailand MotoGP test in Buriram, while his elder brother Marc Marquez recovered from two early crashes to finish second.
Gresini rider Alex Marquez picked up where he left off in Sepang, setting a best time of 1m29.262s in the penultimate hour to top the timesheets. Although several rivals made improvements late in the day, the younger Marquez held on to the top spot by 0.129s.
