Progressives win key St Louis aldermanic races securing agenda

Austin Huguelet ST. LOUIS — Progressive Democrats looking to tighten their grip on the Board of Aldermen this spring mostly delivered Tuesday. Just before 10 p.m., results showed candidates backed by Mayor Tishaura O. Jones and Aldermanic President Megan Green winning in all but one battleground race. The progressive candidates held off stiff challenges from moderate challengers in far south city and on the near North Side. They also toppled one of the progressives’ most vocal critics at the board in Alderman Joe Vaccaro. And they gave leaders a solid majority to work with on the new, 15-member board as…