(Corrects paragraph 15 to attribute testimony about Trump throwing a plate to Cassidy Hutchinson, not Kayleigh McEnaney) By Moira Warburton WASHINGTON (Reuters) -The sixth day of congressional hearings into the Jan. 6, 2021, attack on the U.S. Capitol featured Cassidy Hutchinson, a top aide to then-President Donald Trump’s chief of staff Mark Meadows. Hutchinson’s testimony focused on what Meadows and Trump knew about the attack in the days before and on Jan. 6, informed by her close working proximity to both men. Here are some takeaways from the hearing: TRUMP RALLY ATTENDEES WERE ARMED Many …