NBC Sports' Mike Tirico suffered a medical emergency that played out during the Kentucky Derby. Tirico has a severe nut allergy, and had a reaction live on air. He appeared on The TODAY Show Monday to explain what happened.

NBC Sports host Mike Tirico said Monday he is feeling fine after having to leave the Kentucky Derby broadcast early over the weekend because of a strong reaction to a nut allergy. "I've had a nut allergy my whole life and am usually very,

NBC Sports' Mike Tirico says he "wasn't feeling well, couldn't go on with the show" on his exit Sunday from coverage of the Kentucky Derby