At Las Vegas event, five other Democrat presidential candidates take aim at Jewish former New York City mayor’s record on policing, treatment of women and support for workers

Front-runner Democrat candidate promised comprehensive medical records after hushed up incident last October, but eventually only published letters from 3 doctors attesting fitness

A catch up on the latest fast-moving developments in Bloomberg’s candidacy as he makes his first Democratic primaries debate appearance

Warren unleashes fierce broadside at former NYC mayor, comparing him to Trump and calling him 'a billionaire who calls people fat broads and horse-faced lesbians'

Top aide to ex-mayor of NYC says sale of company would show he's '180 degrees apart from Donald Trump around financial conflicts of interest'

Vermont senator also sees an increase in those saying he could beat Trump in November; ABC/Washington Post survey puts Bloomberg in 3rd place

Billionaire likely to take fire from fellow candidates onstage, having avoided early voting states and poured $300 million from his personal fortune into TV ads

'This type of energy is not going to defeat Trump,' tweets billionaire after coming under attack for 'trying to buy the presidency'

Towering over rivals at six foot three, US president has belittled candidates over their stature, dubbing five foot eight Michael Bloomberg 'Mini Mike'

Critics of Vermont senator are further than ever from unifying behind a moderate alternative, and none of race's viable centrists are eager to exit to clear path