Sean "Diddy" Combs, Dr. Dre, Drake, Mary Mary and Other Top Names in Music Attend ASCAP's Rhythm & Soul Music Awards LOS ANGELES, CA--(Marketwire - Jun 25, 2011) - ASCAP (the American Society of Composers, Authors and Publishers) hosted its 24th Annual Rhythm & Soul Music Awards on June 24, 2011 at the Beverly...