Summary: Summer's #1 show, "America's Got Talent," returns with Simon Cowell and Howie Mandel joined by new judges Gabrielle Union and Julianne Hough alongside new host Terry Crews. Variety acts of all types and contestants of all ages audition for the chance to win the $1 million prize. The Golden Buzzer is back giving five lucky acts the chance to go directly to the live shows at the Dolby Theatre in Los...