Former New Orleans Mayor Moon Landrieu is endorsing the presidential candidacy of Hillary Clinton, the campaign announced Monday.

He’ll make the official announcement at the 6 p.m. Tuesday opening of Clinton’s Louisiana campaign office. The office is at 1516 Thalia Street, New Orleans.

Former U.S. Secretary of State Clinton faces nine opponents in the state Democratic Party’s March 5 Presidential Primary. The main candidates for the Democratic nomination are U.S. Sen. Bernie Sanders, of Vermont, and former Maryland Gov. Martin O’Malley.

Landrieu, who is the father of the city’s current leader, was mayor from 1970 to 1978. He’s also the father of former U.S. Sen. Mary Landrieu. He serves as the secretary of the U.S. Department of Housing and Urban Development under President Jimmy Carter, and then was a judge on the Louisiana 4th Circuit Court of Appeals.