America's Got Talent DJ Khaled serves as a guest judge on a new episode of the reality competition. 8 p.m. NBC
American Experience The encore documentary “Summer of Love” looks back at the counterculture movement that sprung up in San Francisco in 1967. 8 p.m. KOCE
Rare — Creatures of the Photo Ark Nature photographer Joel Sartore travels to Spain in search of the elusive Iberian lynx in the second installment of this three-part series. 9 p.m. KOCE
Dance Moms Abby Lee Miller discusses her legal troubles and pending incarceration on a special episode of the unscripted series. 9 p.m....