Colorado Detects Faster-Spreading Omicron Sub-Variant (1)

Colorado detected a single case of the Covid-19 omicron BA.2 sub-variant, which can spread faster and potentially “cause an increase in cases temporarily,” a state health official said Thursday.

The sub-variant, which has been detected in Europe and Asia, was identified in a person in the Denver area late last month, Rachel Herlihy, state epidemiologist, said during an online briefing.

Other states have detected a small number of cases.

“It could potentially result in an increased rate of transmission at least for a brief period of time,” Herlihy said. “There is no evidence that it causes any sort of ...