A Secret Service agent fired at suspects who were attempting to open car doors near Treasury Secretary Janet Yellen’s home in Washington, D.C., early Tuesday morning, a spokesman said in a statement. An agent working a protective assignment in the 2900 block of Stephenson Place NW saw a sedan with multiple people who were attempting to open car doors along the street at about 1:30 a.m., Secret Service spokesperson Anthony Guglielmi said. That address is near where Yellen lives in the District, though Guglielmi said no Secret Service protectees were threatened during the incident. “As the sedan approached the agent,...