'Apes' outmuscles 'The Purge' at box office

NEW YORK (AP) — The summer box office continued to lack mojo, as the R-rated "Sex Tape" failed to turn on moviegoers over a weekend where "Dawn of the Planet of the Apes" maintained its rule.

20th Century Fox's science fiction sequel outmuscled a trio of new films to top the North American box office for the second-straight week with $36 million, according to studio estimates Sunday. ...