Rep. Zoe Lofgren (D-California) is among the House Democrats who has been an aggressive, outspoken proponent of a plaque honoring the police officers were present at the U.S. Capitol Building during the violent January 6, 2021 insurrection. The plague, however, has been held up, and Lofgren is expressing her frustration. CBS News’ Scott MacFarlane reports, “Lofgren and a group of other top House Democrats are questioning why a small plaque to honor police officers who saved the Capitol — and the lawmakers and staffers working there — on January 6, 2021 was not completed or installed by the Mar…