what going on?

Grey's Anatomy 7x11

Disarm

A gunman opens fire at a local college, sending mass casualties to the hospital; Arizona’s return is not warmly received.

Grey’s Anatomy: S07E11
Grey’s Anatomy: S07E11
Grey’s Anatomy: S07E11
Grey’s Anatomy: S07E11
Jan. 06, 2011

Grey's Anatomy season 7