August 21, 2015 10:15 am Box Office Preview: ‘American Ultra' and More Trained assassins compete for box office dollars this weekend when “Hitman: Agent 47” and “American Ultra” hit theaters. US & World Videos 1:16 What is Constitution Day? 6:18 Kamala Harris: Springfield claims are a ‘crying shame' 1:37 Husband admits to drugging his wife so that dozens of men could rape her 1:06 Exploding pagers in Lebanon kill 9 people, injure more than 2,700 1:03 Instagram now has ‘teen accounts.' Here's what to know