The US State Department said it is investigating an imposter who used artificial intelligence to impersonate Secretary of State Marco Rubio and contact three foreign ministers.The "unknown actor" is alleged to have used an artificially-generated voice of Rubio to contact officials via the Signal messaging app,

U.S. Secretary of State Marco Rubio will meet his Russian counterpart in Malaysia for what could be a testy conversation as tensions between the countries rise over Moscow’s increasing attacks on Ukra

Secretary of State Marco Rubio plans to meet Russian Foreign Minister Sergey Lavrov on Thursday, just days after President Donald Trump expressed frustration with Russian President Vladimir Putin for not engaging in peace talks with Ukraine,

U.S. Secretary of State Marco Rubio will meet with Southeast Asian counterparts on Thursday in his first visit to Asia since taking office, and will try to reassure them the region is a priority for Washington,