A US federal judge has revoked the citizenship of a Chinese couple, Li Chen and Yu Zhou, who were convicted of stealing medical trade secrets and sharing them with China in 2021.

A federal judge has revoked the US citizenship of a naturalised married couple from China after their 2021 convictions for stealing sensitive medical trade secrets and sharing them with China, the US Department of Justice (DoJ) announced on Tuesday. On March 30, federal Judge James E. Simmons Jr. of California’s Southern District ordered the denaturalisation of Li Chen and Yu Zhou, ruling their crimes showed a lack of the “good moral character” required for American citizenship. Chen and Zhou...