Russia plague scare puts US on watch as Rubio flags possible internal spread

The United States is closely monitoring a suspected plague infection involving a laboratory worker in Russia amid concerns that the disease may have spread internally, US secretary of state Marco Rubio said, while stressing that Washington's information on the case is based on details provided by Russian officials.Rubio made the remarks while speaking to reporters at Joint Base Andrews before departing for a European visit. He said the US was aware of the case through information provided by Russian officials and was closely watching the situation over concerns that the infection could have spread internally.Rubio said the information available to Washington indicated that a worker at a Russian laboratory had been infected and that there was concern the infection may have spread within the facility.“We don't - we know what we know, obviously, about whatever the Russians have provided, which is it seems that there was a worker at the…