Authorities say a 54-year-old man has been arrested on suspicion of throwing Molotov cocktails at the Los Angeles Federal Building.

Federal agents have taken a participant in the Jan. 6, 2021, attack on the U.S. Capitol into custody for his alleged role in the insurrection after an hours-long standoff.

FILE - Internet personality Jake Paul arrives at the Teen Choice Awards in Los Angeles on Aug. 13, 2017. FBI agents including a SWAT team have raided the apparent home of YouTube star Jake Paul. FBI spokeswoman Laura Eimiller says agents executed a search warrant Wednesday at the Calabasas, California mansion in connection with an ongoing investigation. (Photo by Jordan Strauss/Invision/AP, File)LOS ANGELES FBI agents including a SWAT team served a search warrant at the home of YouTube star Jake Paul on Wednesday. Neighbors have complained to media outlets for several years about the stunts Jake Paul has pulled on the property for his YouTube channel.