P1racenews AI automatic summary:
2025 British MotoGP: Marc Marquez tops FP1, heavy crash for Ai Ogura
Factory Ducati rider Marc Marquez led the opening practice for the MotoGP British Grand Prix at Silverstone, while Ai Ogura suffered a heavy crash late in FP1.
Marquez currently leads the championship by 22 points coming into the seventh round of the season at Silverstone.
He dominated FP1, holding a 0.365-second lead over Franco Morbidelli in second place.
The session was briefly interrupted by a crash from Trackhouse Aprilia rookie Ai Ogura, who was seen limping away.
Johann Zarco set the early pace, but Marquez eventually topped the standings with a fastest time of 1m58.702s.
Despite a bike issue preventing him from joining the practice start, Marquez remained at the top, closely followed by Morbidelli and Alex Marquez in third.
