UFC 285 fight card, storylines: Jon Jones, Valentina Shevchenko get chance to silence any doubters | CBS Sports Headlines UFC 285 fight card, storylines: Jon Jones, Valentina Shevchenko get chance to silence any doubters The promotion returns to Las Vegas with a pair of title fights atop the marquee ESN … Continue reading UFC 285 fight card, storylines: Jon Jones, Valentina Shevchenko get chance to silence any doubters