He crashed in the feed zone and was laying on the ground for a few minutes. He eventually got back on his bike and was alone, 3 minutes down. They did send one guy to help pace him back though. He's in the cars now.
I don't understand a lot about how these teams make their decisions in the Tour. Movistar are at the front, bringing the breakaway back. It seems to me that they are doing Sky's work for them, making it easier for Sky to do their mountain TTT in the final climb.