The NFL wants Dr. Omalu to retract the statements that he said about football killing Mike Webster.

Pathologist Dr. Bennet Omalu is adamant about bringing transparency to the topic of brain damage in football players who suffer multiple concussions. His audience, however, is more concerned about how Dr. Omalu's work will affect the business of football.

To illustrate why excessive use of antibiotics is a problem, a scientist performs an experiment. He drops bacteria into a solution containing a potent, broad-spectrum antibiotic, and they survive.

Meredith teaches the new interns about how to talk to families about death.

A parent grapples with her son's unrelenting fever and talks to the doctors about the possible diagnosis. After finding out that the Strep result was inaccurate, the doctors determine that the patient has Kawasaki disease and put him on the treatment.