Military capabilities gaps between US, China have narrowed, officials say 

US Africa Command's General Stephen Townsend tells lawmakers his greatest concern pertains to Africa

US Secretary of State Antony Blinken says NATO must adapt to emerging threats, including misinformat

Russia's government made "misleading or unsubstantiated allegations" against then-candidate Joe Bide

US Air Force Gen. Tod Wolters also warns that Russian sub activity grew by 50% outside Europe