This film image released by Warner Bros. Pictures shows Sandra Bullock in a scene from "Gravity." Bullock says making the lost-in-space movie directed by Alfonso Cuaron was her “best life decision” ever. (AP Photo/Warner Bros. Pictures) by Derrik J. LangAP Entertainment Writer LOS ANGELES (AP) — "Gravity" won't be held down. The Warner Bros. astronaut adventure directed by Alfonso Cuaron and starring Sandra Bullock and George Clooney landed in the top spot at the box office for the second weekend in a row, according to studio estimates Sunday.
