ABC is reporting that Rielle Hunter's family has asked John Edwards to take a paternity 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...