Jackson Twait
Photo: NBC's American Ninja Warrior
(Undated) -- A Des Moines man is one of four Iowans are moving on the semi-final rounds of TV's American Ninja Warrior Competition.
Jackson Twait is a 24-year-old actuary who lives in Des Moines. Twait is a native of Hudson, Iowa. He previously competed on American Ninja Warrior in season 13, and won $10,000.
Other Iowans competing include: Levi Enright, a fitness instructor from Cedar Falls, Chris Behrends, a college student from Cedar Falls, and Army Medic Drew Nester of Cedar Rapids. The competition continues July 18th in Los Angeles. The finals are in Las Vegas in August.