Today’s Des Moines Register tracks this tit for tat:

…Romney spokesman Tim Albrecht said the former governor has stood against abortion for years: “It’s particularly troubling that a campaign has resorted to attacking Ann Romney personally with these despicable phone calls,” he said. “It’s time for them to show some decency.”

The former North Carolina Senator is biking the RAGBRAI trail with Tour de France champion Lance Armstrong:

“This is actually not hard, this is fun,” Edwards said as he climbed a hill on a black Trek road bike he borrowed for the day. “The biggest problem is my butt hurts. Is that normal?”

Edwards is not alone:

Democrat Joe Biden’s wife, Dr. Jill Biden, was scheduled to ride Wednesday, and Republican Mitt Romney’s sons are planning to ride Friday. Democrat Chris Dodd will host an event on the route in Dyersville on Friday.

Anyone?