VALENCIA, Spain (Reuters) -Gresini Racing's Alex Marquez led from the start to comfortably win the 13-lap Valencia Grand Prix sprint on Saturday, leaving runner-up Pedro Acosta behind by more than one second.

Marquez, who is second in the season's standings behind champion and brother Marc Marquez, has won two sprint races in a row. KTM's Acosta, who was more than 1.4 seconds behind with four laps to go, tried to make up some ground but ended 1.149 seconds slower.