Russia accuses leading Arctic researcher of spying for China

Russia has accused one of its leading Arctic researchers of treason, alleging that he gave sensitive information to China. This is the latest in a string of cases where high-profile Russian scientists have found themselves in a standoff with the security services over suspected foreign contacts.

source https://www.cnn.com/2020/06/17/europe/russia-china-spying-allegation-intl/index.html