Another fast-spreading mutation of COVID-19 has been detected in the United States. The strain, which originated in Brazil, was detected in a patient in Minnesota, officials announced Monday. The patient had recently traveled to Brazil, and was tested Jan. 9, according to The Washington Post. Another fast-spreading variant of COVID-19, originating in the United Kingdom, has been detected in several other states. Moderna, which manufactured one of the two COVID-19 vaccines currently approved for use in the United States, said Monday that they expect it to be effective in inoculating against the new strain of the virus.