Trump's campaign manager came on stage during a commercial break.
He called a brokered convention "the worst possible thing" for the GOP at the time.
"Conservatism is not about how offensive you’re willing to be."
Donald Trump is rallying supporters in New Orleans, Louisiana, just hours before voters there head to the polls to cast their ballot in the state’s Saturday primary.
Carson received a standing ovation at CPAC.
Cruz mocked his presidential rival for dropping out of the conservative gathering.
Trump also continued his attacks on "little Marco" and "lying Ted."
"The votes are in Kansas not Washington," the former Speaker wrote.
"Ohio grassroots activists and moms know better," she said.
He pledged to "continue to work behind the scenes" to stop Trump.