WASHINGTON (Reuters) -The United States and Britain have sanctioned additional members of a Russian hacking gang known as Trickbot and U.S. officials have indicted nine people with ties to the group's malicious software and the Conti ransomware schemes, the U.S. Treasury Department and the British Foreign Office said on Thursday. Treasury said Thursday's action targeted "key actors involved in management and procurement for the Trickbot group," and cited the gang's ties to Russian intelligence s