Paranormal Activity 4 led the weekend box office with a $30.2 million debut. That's down from the $40 million and $50 million opening weekends of the last two installments.
Alex Cross, starring Tyler Perry, premiered in fifth with $11.8 million.
Argo remained in second with $16.6 million.
Hotel Transylvania climbed from fourth to third with $13.5 million.
Taken 2, last weekend's top movie, dropped to fourth with $13.4 million.














