PRESIDENT Ashton (William Hurt) travels to Spain to make a keynote address on the global threat of terrorism. As he approaches the lectern, two shots ring out and Secret Service agents Thomas Barnes (Dennis Quaid) and Kent Taylor (Matthew Fox) rush to the President's aid. In the ensuing pandemonium, Thomas notices American tourist Howard Lewis (Forest Whitaker) digitally recording the incident. They hastily review the footage, discovering too late that the shooter has left another surprise for the Secret Service. Meanwhile, veteran television news producer Rex Brooks (Sigourney Weaver) watches in horror as her reporter Angie Jones (Zoe Saldana) is caught up in the chaos. Read