Rep. John Barrow (D-Ga.) is fighting to hold onto his House seat.
Sink was defeated in a special election earlier this year, but Dems wanted her to try again.
Vance McAllister owns event production company affiliated with the former staffer he kissed.
The DCCC will send hard copies of Rep. Paul Ryan's budget to 30 candidates.
Michigan's Chamber of Commerce is backing a GOP businessman.
GOP establishment has rallied around Virginia Del. Barbara Comstock.
"It's bad. It's wrong. He needs to answer and be held accountable," Greg Walden said.
DCCC chairman said that's true "to a significant extent."
"You never predict the ninth inning in the first inning," the DCCC chairman said.
The 18-term Wisconsin Republican faced a primary challenge from state Sen. Glenn Grothman.