Watch Live: David Brush takes aim at Guinness World Record for most chin-ups in 24-hour period
David Brush, 20, has launched his quest to break the Guinness World Record for the most chin-ups in a 24-hour period.
Through the first two hours, he had already completed 600 chin-ups. His goal is to complete 5,500 to raise $5,500 for the Michael J. Fox Foundation for Parkinson’s Research.