[Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] [Tag] 17 other samples formed 2 more clusters in B3 (US18), with a MRCA of Aug 2018. They spring from the large USA cluster circulating in 2018 (prev only had 3 non-USA samples). 1 other sample also traced to this USA cluster but separately from other 2019 sequences (9/14) _URL_0_