SANFORD, Fla. – A large campaign rally planned in Sanford Friday has been canceled after President Donald Trump and First Lady Melania Trump revealed they have coronavirus.It’s unclear if the campaign stop at the Orlando Sanford International Airport will be rescheduled at any point but teams at the Million Air hangar had been preparing for a large turnout. [MORE COVERAGE: Trump, first lady test positive for coronavirus | POTUS joins growing list of virus-infected world leaders | Shock, sympathy, mockery: World reacts to Trump infection]Trump’s supporters had already begun arriving to claim their spots at the rally.