Dr. Hope Martin returns to ask Maura for a life-altering favor. Jane worries about the impending spinal surgery for Lt. Col. Casey Jones, and Tommy shows off baby T.J. But all gets shoved to the side when a building collapses, trapping loved ones ins... (more)ide.

Chris Vance, Christine Dunford, Christopher Cousins, Colin Egglesfield, Josh Kelly, Lamont Thompson, Michael Roark, Robin Thomas, Sharon Lawrence, Stefanie Butler