The Toro Rosso team principal, Franz Tost, said he approached the race stewards in China to complain about Hamilton's tactics after being made aware of the you tube video. "You could see clearly that Hamilton slows down quite unexpectedly," said Tost. "Look at the video.
Sebastian would have had to have gone between the cars [Webber and Hamilton] and there was no chance. It was totally unexpected. It looked like Hamilton was stopping, that is why I went to the stewards.