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CHAMBERY, FRANCE - JULY 09: Richie Porte of Australia riding for BMC Racing Team is attended to by medical staff after crashing during stage 9 of the 2017 Le Tour de France, a 181.5km stage from Nantua to Chambéry on July 9, 2017 in Chambery, France. (Photo by Chris Graythen/Getty Images)

CHAMBERY, FRANCE - JULY 09:  Richie Porte of Australia riding for BMC Racing Team is attended to by medical staff after crashing during stage 9 of the 2017 Le Tour de France, a 181.5km stage from Nantua to Chambéry on July 9, 2017 in Chambery, France.  (Photo by Chris Graythen/Getty Images)