http://www.MMAWeekly.com/ The UFC launched its 2015 campaign with "The Time Is Now" press conference in Las Vegas, featuring most of the promotion's heavy hitters: Jon Jones, Daniel Cormier, Anderson Silva, Nick Diaz, Chris Weidman, Vitor Belfort, Ronda Rousey, Cat Zingano, Conor McGregor, Dennis Siver, Alexander Gustafsson, Anthony Johnson, Lyoto Machida, CB Dollaway, and company president Dana White.