A dancer pops his knee out when a quartet from San Antonio attempt a salsa routine with acrobatic tricks. See two team members regroup and preform without missing a step! » Get The America’s Got Talent App: http://bit.ly/AGTApp » Subscribe for More: http://bit.ly/AGTSub » More AGT on NBC.com: http://www.nbc.com/americas-got-talent/ AMERICA’S GOT TALENT ON SOCIAL Like AGT: https://www.facebook.com/nbcagt Follow AGT: https://twitter.com/nbcagt AGT Tumblr: http://nbcagt.tumblr.com/ AGT Google+: https://plus.google.com/+nbcagt/posts AGT on Pinterest: https://www.pinterest.com/nbcagt/ AGT Instagram: http://instagram.com/nbcagt As part of NBC’s summer shows in 2015, NBC’s America’s Got Talent follows Howard Stern, Heidi Klum, Mel B and Howie Mandel in their talent search, showcasing [More]