But behind her is the guard tower.

NPR: NYU Exhibits 'Yellow Peril' Collection

But what I'm simply doing is explaining to you a series of facts that include the notion that if somebody was confused about whether or not somebody was on a list at a guard tower on the exterior perimeter of the White House, and there was a question, generally somebody could pick up the phone and ask.

WHITEHOUSE: Press Briefing

The prize for poetry went to Native Guard by Natasha Trethewey and the general non-fiction award went to The Looming Tower, a best-selling investigation of the 11 September terrorist attacks on America by Lawrence Wright.

BBC: NEWS | Entertainment | Novelist McCarthy wins Pulitzer