The FBI had so many paid informants at the Capitol on Jan. 6, 2021, that they lost track of the number and had to perform a later audit to determine exactly how many “Confidential Human Sources” run by different FBI field offices were present that day, a former assistant director of the bureau has told lawmakers. At least one informant was communicating with his FBI handler as he entered the Capitol, according to Steven D’Antuono, formerly in charge of the bureau’s Washington field office. D’Antuono has testified behind closed doors to the House Judiciary Committee that his office was aware...