When Marsha first started out, she says men would surround her truck and yell obscenities as she loaded car batteries and iron pipes. Their taunts backfired. Marsha says the obstacles she faced only made her stronger.
"I was underestimated," she says. "I was the first woman ever to do this. ... The more they underestimated [me], the harder I worked."
"[You're a] great inspiration to women everywhere," Oprah says.