There have been several reports that Adam Lanza spent hours playing violent video games. In our continuing look at the gun debate for PBS’s week-long “After Newtown” special,  Jeffrey Brown explores whether there is any connection between violent video games and violent behavior.

"It’s almost like a video game, where you have to place patients, move patients, keep the flow going. And if you don’t, it stacks up, and then the waiting room backs up."

— Pete Nicks, director of “The Waiting Room,” a documentary that chronicles life at a large, under-resourced urban public hospital

So why exactly are there are video games in an art museum?

"The Art of Video Games" at the Smithsonian American Art Museum explores the 40-year evolution of video games as an artistic medium, and highlights its advances in design, technology and storytelling.