Mistress' Family Challenges Edwards to Take DNA Test

The family of John Edwards' former mistress, Rielle Hunter, is challenging the former senator to take a DNA paternity test after his claim that he did not father Hunter's 6-months-old child. In the first reaction from Hunter's family, her younger sister Melissa told ABC News that Edwards should immediately follow through on his pledge to take a paternity test. "I would challenge him to do so," the sister said. "Somebody must stand up and defend my sister," she said. "I wish that those...Full Story