All coverage
How Michael Bloomberg became the richest man in media
By Chauncey Alcorn
Michael Bloomberg Files Papers for Alabama Democratic Primary
By Craig Gordon & Bill Allison
Who is Michael Bloomberg? His 2020 presidential campaign and policy positions, explained
By Emily Stewart
Michael Bloomberg again eyeing 2020 presidential bid: sources
By Carl Campanile & Julia Marsh
Michael Bloomberg is the antidote to Donald Trump
By Arick Wierson & Bradley Honan