In the conclusion of our look back at the Apollo 13 mission 50 years ago, Dave is joined by Barbara Lovell Harrison, John Aaron, and Andrew Chaikin. Barbara Lovell was 16-years old when her father's lunar mission, which was supposed to be the third Moon landing, was abruptly aborted by an oxygen tank explosion that crippled the spacecraft Odyssey and led to a life and death race against dwindling power.