Murph Challenge held across US Memorial Day

- Memorial Day weekend saw Murph Challenge events across the United States honoring fallen Navy SEAL Lt. Michael Murphy, FOX 11 Los Angeles reported. - CrossFit Mt. Juliet outlined the classic Murph: 1-mile run, 100 pull-ups, 200 push-ups, 300 air squats, 1-mile run, optional 20‑lb vest this year. - Yuma Proving Ground hosted a Murph at 8 a.m. Friday at its base fitness center on May 23. (foxla.com)