Three former mayors of San Francisco join a group of former elected officials in the city calling for a criminal investigation into mayoral candidate Mark Farrell, who they accuse of violating campaign finance law.

Willie Brown and other former mayors and city officials allege that Farrell, a former mayor, is “willfully violating election law” by using money meant for Proposition D.

Juliette Goodrich reports candidates Mark Farrell and Ahsha Safaí forming a ranked-choice alliance in the race for San Francisco mayor.

Former San Francisco Supervisor Mark Farrell and Supervisor Ahsha Safaí jolted the tightly contested San Francisco mayoral race Wednesday by forming the campaign’s first ranked-choice alliance. Both Farrell and Safaí will spend the remainder of the campaign asking their supporters to rank them first and second in the city’s ranked choice — or instant runoff — system,