Is Diarrhea a Hit-and-Run Defense?

An Arizona woman has been charged with multiple misdemeanors for allegedly hitting a jogger with her car and fleeing the scene. The 92-year-old driver blames her bowels for her failure to stop and aid the woman she allegedly hit. Legal commentator Loni Coombs explains what can be used as a legal defense in a hit-and-run case. Plus, will the driver face jail time?