Eight-time German Grand Prix champion Marc Marquez said Friday he felt lucky to have escaped injury after a crash in the rain-hit second practice session.Italian Marco Bezzecchi posted the fastest time as rain swept across the course throughout the two practice sessions, resulting in delays and numerous incidents.South African ace Brad Binder was tenth on his Red Bull KTM.After the crash, Marquez dropped to 14th, condemning him to race the first qualifying session on Saturday, while Friday's top 10 go straight to Q2 where grid positioning for the top four rows is determined. READ: We will follow in the Binders' footsteps: Robert brothers ready to become SA's next racing duo The Spaniard had finished second in the morning practice behind France's Johann Zarco, but fell midway through the afternoon session, his bike hitting that of the Frenchman, splitting it in two.Both riders miraculously escaped unhurt, with Zarco, who comes into Sunday's race on the back of two successive podiums, placing 10th.Marquez said Zarco should have done more to avoid the crash."I'm a guy that if I make a mistake, I say, 'this was my mistake'," said the Spaniard."If one of us could have avoided this situation, it's Johann, not me," Marquez told reporters, explaining "he should have looked behind"."We were both very lucky to get out of it without any problems."This was the HUGE crash that brought the red flag at the end of P2 ??Thankfully @marcmarquez93 and @JohannZarco1 got up and are OK! ??#GermanGP ???? | #MotoGP pic.twitter.com/rhWz4eGV6f 'Nice guy' Zarco Zarco hit back, insisting he was "very careful" during the incident."It was the kind of accident that happens in racing," he said."I like Marc, and he's a champion here, but he is losing a