... Today, as an April Fool's Day joke, Hillary challenged Obama to a "bowl off.":
"It's time for his campaign to get out of the gutter -- and allow all the pins to be counted," she said.
Alluding to her pledge to keep campaigning till the convention, she added: "... I'm prepared to play this game all the way to the 10th frame ... Let's strike a deal and go bowling for delegates."