Retired firefighter charged with throwing fire extinguisher at officer during Capitol riots Officer injured in incident has returned to duty A retired firefighter from Pennsylvania faces three federal charges after he allegedly threw a fire extinguisher at a Capitol police officer duirng pro-Trump riots at the U.S. Capitol on Jan. 6. and last updated 2021-01-14 14:02:15-05 A retired Pennsylvania firefighter is facing federal charges after he allegedly injured a Capitol police officer by throwing a fire extinguisher as Trump supporters rioted at the U.S. Capitol building on Jan. 6, according to ABC News and the Wall Street Journal. Robert Sanford of Chester, Pennsylvania â a suburb of Philadelphia â faces charges of using a deadly weapon in a restricted area, disorderly conduct on Capitol grounds and obstructing law enforcement.