American Ninja Warrior - Season 6 Episode 4 -

Dozens of contestants converge on the banks of Biscayne Bay to compete on a redesigned course, featuring new obstacles the Downhill Pipe Drop and Dancing Stones! The most competitive pool of athletes to date vie for 30 finalist spots. Among the challengers are Dr. Desiree Walker who has a workout area in her dental office, Cuban-born trainer Jorge Posada, and a father and son duo from Massachusetts. They'll be joined by a Spartan, the Tony Hawk of wakeboarding, and veterans Drew Drechsel and "Flip" Rodriguez on a hot night in downtown! Bienvenido a Miami!