Movie openings, Aug. 4

The dance documentary "Step" and "Hell or High Water" writer Taylor Sheridan's directorial effort "Wind River," starring Jeremy Renner, highlight limited releases. Armed Response A special-forces team investigates mysterious disappearances at an A.I.-powered top secret military compound. The Battleship Island Near the end of World War II, a Korean independence activist plots to save his countrymen imprisoned by the Japanese as slave labor on the island of Hashima. Written by Ryoo Seung-wan, Shin Kyoung-ill. Brave New Jersey Orson Welles' 1938 "War of the Worlds" radio broadcast shakes up the denizens of a New Jersey town as they unite to battle the "alien" invaders.