Tom Ayers

Ted and Robin are surprised to run into Barney when they volunteer at a homeless shelter on Thanksgiving.

Sheldon learns the university is building a database without him; Mary takes care of a bedridden Mandy and Meemaw.

Hal is inadvertently responsible for a toxic chemical spill that forces a neighbourhood evacuation, Malcolm deals with being grounded, and Francis suffers through a date with a geeky 12-year-old.

After Torres and Bishop are victims of a hit-and-run, Torres fights for his life in the Intensive Care Unit.

The NCIS team investigate an F-18 crash and the subsequent disappearance of the pilot; McGee reluctantly discusses a very personal decision with his teammates.

The team investigate a spree of brutal tourist beatings that take place within a few hours of one another. While following the trail of evidence, Greg interrupts a beating in progress and faces a decision that could change his life.