Donald TrumpDonald TrumpSenators introduce bipartisan infrastructure bill in rare Sunday session Gosar's siblings pen op-ed urging for his resignation: 'You are immune to shame' Sunday shows - Delta variant, infrastructure dominate 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 RubioSenate holds sleepy Saturday session as negotiators finalize infrastructure deal Break glass in case of emergency — but not for climate change Democrats join GOP in pressuring Biden over China, virus origins MORE in his home state. 

Voters head to the polls in Florida on March 15.