
Billionaire businessman Michael Bloomberg says he's running for president because of concerns that other Democrats would lose to Donald Trump in the 2020 US election. The former mayor of New York says defeating President Trump and rebuilding America are his top priorities. The 77-year-old has been a Democrat, Republican and an Independent in the past. William Denselow reports on what his tenure as mayor could tell us about a potential Bloomberg presidency. #MichaelBloomberg #UsPresidentialElection #UsDemocrats