Ultra Music Festival reveals phase one of its 2014 lineup: Tiësto, David Guetta, Kaskade, Avicii, Basement Jaxx, Chase and Status, M.I.A., Empire of the Sun, Carl Cox, Afrojack, Zedd, 2ManyDJs, Armin Van Buuren, Above & Beyond, Alesso, Cut Copy, MGMT, Diplo, Steve Angello, Gesaffelstein, The Glitch Mob, and Pusha T.