December 14, 2009 10:28 pm Sigourney Weaver: From “Aliens” to “Avatar” Sigourney Weaver discusses James Cameron‘s ability to write strong female characters and how far technology has progressed since “Aliens.” US & World Videos 0:47 WATCH: Comet fragment lights up the sky in Portugal 1:58 ICC seeking arrest warrants for Israeli and Hamas leaders 1:43 World reacts to death of Iran's president 1:07 Cargo ship that crashed into Baltimore bridge moving back to port 0:33 Man steals school bus near Tampa, then drives it to Miami: FHP
