Billionaire Michael Bloomberg, the businessman and former mayor of New York City, has donated $1.5 million more to the campaign to retain Denver’s ban on flavored tobacco, helping give supporters of the ban more than four times the resources of opponents.

In the previous campaign finance reports filed in September, opponents of the ban had far outraised supporters . Bloomberg’s recent donation, disclosed in a new monthly filing this week, significantly shifts the dynamics of the Nov. 4 election, when a question about whether to retain the new ordinance will appear as Referendum 310 on the ballot.

The supporters’ campaign, “Denver Kids vs Big Tobacco,” has now received about $2 million in direct and in-kind donations through the end of September. The opposition, “Citizen Power!” — which

See Full Page