How do we stop idiot spectators at the Tour de France?

<p>It was absolute carnage on the opening stage of the Tour de France with two major crashes marring the stage. &nbsp;The first crash involving a spectator which has posed the question how does the race protect the riders moving forward? &nbsp;With 21 riders suffering injuries as a result time has come for action. &nbsp;And John Trevorrow has all the answers!</p>