A passenger jet flies past the FAA control tower at Washington's Ronald Reagan National Airport in 2011. Cliff Owen/AP hide caption

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U.S. Treasury checks are run through a printer. William Thomas Cain/Getty Images hide caption

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Sen. Marco Rubio, shown in November, has been chosen to deliver the GOP response to President Obama's State of the Union address on Tuesday. Michele Eve Sandberg/Corbis/AP hide caption

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President Clinton speaks to a member of the House on Aug. 11, 1994, lobbying for votes for the crime bill. Marcy Nighswander/AP hide caption

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Officers transfer confiscated weapons after a news conference to announce the arrests of scores of alleged gang members and associates on federal racketeering and drug-trafficking charges in Lakewood, Calif., in 2009. David McNew/Getty Images hide caption

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Wayne LaPierre, the National Rifle Association's executive vice president, speaks in response to the Connecticut school shootings, at a news conference in Washington on Friday. Evan Vucci/AP hide caption

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One of these snow globes doesn't belong onboard. The one on the left, which is about the size of a tennis ball, is permitted in your carry-on luggage. The one on the right is not. Ryan Smith /NPR hide caption

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The Federal Aviation Administration is under pressure to allow more widespread use of e-readers on commercial flights — including during takeoff and landing. iStockphoto.com hide caption

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