He is closing in on the Newport-Mesa career rushing record of 4,333 yards. That record was set by Costa Mesa's Binh "Runaway" Tran from 1991-93.
Murtha has been known as "Boy," a nickname given to him by his father. The Boy has become a man. He has been clocked at 4.5 seconds in the 40.
He believes the beach workouts can help him gain more speed and more power.
"I've learned that no matter what the task is, I can pull through," Murtha said of what he's learned through training at the beach. "I've had injuries. I've had obstacles that I've had to overcome. To come out here running in the sand, and finding deep down I can do it, it let's me know I can do anything."