MANASSAS, VA. -- Tamara Walcott set a World Raw Powerlifting Federation record -- breaking her old one -- with a deadlift world record of 639 pounds at the American Pro powerlifting competition Saturday. Walcott was met with a standing ovation at The Salisbury Center, where the two-day competition concluded. Her latest achievement comes only nine months after setting her first deadlift world record, at 636 pounds. On the second day of competition, Walcott moved through the squat and bench press categories before focusing on her heaviest attempts of the day in the deadlift. She began her first deadlift attempt with 275 kilograms (606 pounds) and received approval from all three judges before heading into a heavier second attempt of 290 kg (639 lbs). A successful second attempt resulted in a personal best and apparent world record. But the cheers and screams from supporters were cut short after learning Walcott had not cleared her second attempt. "I didn't feel defeated because I...