MotoGP 2015: Championship Standings after Catalan GP - The Checkered Flag
2015 MotoGP results and final standings - BBC Sport
2015 MotoGP World Championship - Wikipedia
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MotoGP 2015: Phillip Island race results | Visordown
Marc Marquez takes P.I. MotoGP Victory | MCNews
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MotoGP™🏁 on Twitter: "#Moto3 World Standing changes with @RomanoFenati finishing in 3rd at today's race. #ItalianGP.http://t.co/7KCUzqnMJN http://t.co/9gdRqiI9dV" / Twitter