No other Democrat has launched a campaign, setting up what could be a head-to-head matchup between Dugan and Krasner.

Judge Pat Dugan has entered the race as a candidate in a bid to replace Philadelphia District Attorney Larry Krasner.

The former president judge of Philadelphia Municipal Court on Tuesday announced he’s running for district attorney against incumbent Larry Krasner.

Former Philadelphia Judge Patrick Dugan will announce he’s running for district attorney with the backing of the politically influential building trades unions, becoming the first candidate to formally announce a bid to be the city’s top prosecutor and setting up a likely contest with progressive incumbent Larry Krasner.