"Donald Trump's only special interest will be you."
"On day one" of his presidency, he'll "swiftly" remove "criminal, illegal immigrants."
He also took another swipe at Democratic nominee Hillary Clinton.
"We just ought to be extending our sympathy to the family," Kaine said.
"The Clintons have had their time on the stage, but now it's time to close that chapter."
"He thrashed his rivals in GOP debates," Fallon said.
OPINION | Next president must recognize reality of today's college student
Trump is headlining Sen. Joni Ernst's annual motorcycle rally.