Prosecutors say William Nichols Jr. attacked police officers with a large circular shield on January 6, 2021.The Department of Justice A Vermont man was arrested on several Jan. 6 charges this week. Prosecutors say William Arthur Nichols Jr. hit police officers with a shield during the attack. Nichols' scuttle with one officer left them "screaming in pain," according to court documents. A Vermont man was arrested on a slew of Jan.