Donald TrumpDonald John TrumpGOP nearing end game on immigration votes Tech companies scramble as sweeping data rules take effect Comey: Trump's 'Spygate' claims are made up 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 RubioHillicon Valley: Experts worry North Korea will retaliate with hacks over summit | FBI works to disrupt Russian botnet | Trump officials look to quell anger over ZTE | Obama makes case for tighter regs on tech Putting pressure on Trump, House passes bill barring government from doing business with ZTE The Hill's Morning Report — Sponsored by PhRMA — Tensions mount for House Republicans MORE in his home state. 

Voters head to the polls in Florida on March 15.