Woman disabled after ’faith healing’ parents refused medical treatment

Mariah Walton was born with a life threatening illness. Her religious parents refused to seek medical aide for her condition. Instead, they allegedly relied on prayer. Now, the 20-year-old will die unless she receives a heart and lung transplant. Dr. Drew talks with Mariah’s older sister, Emily Walton, about her decision to fight for the medical care her sister so desperately needs.