Both candidates lost Wisconsin in their respective primaries.
Trump plans to target Clinton over Whitewater.
Warren said "we’re in for a truckload of trouble" if Trump becomes president.
"I have not made a decision," Ryan said.
The Tea Party Express offered satirical support for the Democratic National Committee chairwoman.
"Texas will sue to stop Obama’s transgender directive to schools," Gov. Greg Abbott said.
Juanita Broaddrick said she was "surprised" to be in the new Trump ad.
Tim Canova says the DNC chair is "sorely mistaken" if she's banking on Clinton backers.
Julian Hattem 05/25/16 12:38 PM EDT
Clinton's camp is pushing back on new criticism.
"We need to be working to win this election to unify, not go back and pick fights," she said.