Marquez wins fourth MotoGP crown in tense Valencia finale By Luke SmithNov 12, 2017, 8:59 AM EST 1 Comment Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Flipboard (Opens in new window)Click to share on Reddit (Opens in new window)Click to email this to a friend (Opens in new window) Marquez survives a scare before seeing title rival Dovizioso crash out, confirming his fourth title. [more]