"Paranormal Activity 4" haunts top of U.S. movie charts

LOS ANGELES (Reuters) - The fourth "Paranormal Activity" fright flick crept into the No. 1 spot at the weekend box office with $30.2 million (18.8 million pounds) in U.S. and Canadian ticket sales. Iran hostage thriller "Argo" earned $16.6 million and took second place, studio estimates released on Sunday showed. Two-time box office leader "Taken 2" fell to the No. 4 spot with $13.4 million from ...