First Few Minutes of The Last of Us: Left Behind Revealed

Today, Naughty Dog unveiled the opening cinematic for the first story based add-on for The Last of Us, titled Left Behind.
Left Behind is set before the events of The Last of Us and will explore Ellie's friendship with Riley, who was first introduced in the Last of Us comic mini series, American Dreams. According to the Playstation Blog, the story will "add new wrinkles to Ellie's future relationship with Joel" and provide "immersive details about the game's decaying world."

Alongside the cinematic trailer above, Naughty Dog also released an interview with both lead voice actresses for the DLC below.
Left Behind is set to release on PSN on February 14th.