Just seen his interview again, he clearly felt it wasn't safe, said he thought Porte lost it on a wet patch made worse by the loose gravel that was all over the road surface...
He also said that Porte's bike took him out, but it was actually Porte himself. Small detail, but he clearly doesn't know exactly what caused the crash, and seeing the state of his helmet, it's a surprise he recalls anything at all.
Just seen his interview again, he clearly felt it wasn't safe, said he thought Porte lost it on a wet patch made worse by the loose gravel that was all over the road surface...