Donald TrumpDonald TrumpUS gives examples of possible sanctions relief to Iran GOP lawmaker demands review over FBI saying baseball shooting was 'suicide by cop' House passes bill aimed at stopping future Trump travel ban MORE asked the crowd at his Saturday rally in Orlando, Fla., to raise their rights hands and swear to vote for him in the presidential primary. 

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“Don’t forget you all raised your hand. You swore. Bad things happen if you don’t live up to what you just did,” the party front-runner said. 

Recent polls have shown Trump dominating rival Marco RubioMarco Antonio RubioBipartisan group of senators holds immigration talks amid border surge Senate GOP keeps symbolic earmark ban On The Money: Senate GOP faces post-Trump spending brawl | Senate confirms SEC chief Gensler to full five-year term | Left-leaning group raises concerns about SALT cap repeal MORE in his home state. 

Voters head to the polls in Florida on March 15.