In part 2 of the season finale, Reed Timmer's Dominator team pursues the May 31, 2013 El Reno tornado as it grows into the widest tornado in history. After the hood of Dominator 2 gets ripped off, Reed helps The Weather Channel's Mike Bettes whose vehicle was crushed by the tornado. Reed later reflects on the tragedy of losing Twistex's Tim Samaras, Paul Samaras and Carl Young. Features the El Reno, OK tornado of May 31, 2013.Season Two, Episode Twelve of the award-winning series Tornado Chasers, Remastered in 4K Ultra High Definition video.