(CNN) Super PACs backing Ted Cruz are scrapping a major media buy they once eyed in Florida because Marco Rubio is likely to lose there "all by himself," the group's leader says.
Keep the Promise, the main cluster of independent groups backing Cruz, is preparing to spend $4.1 million in a quartet of states that vote on March 15: Missouri, Illinois, Ohio and North Carolina. It is passing entirely on Florida, Rubio's home state, where he trails national frontrunner Donald Trump badly in polls.
"We're no longer doing anti-Rubio ads in Florida, because it appears he can lose Florida all by himself," said Kellyanne Conway, the group's president. "He doesn't need our help."
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