Alexander Vindman, a refugee from Ukraine, testified before Congress that he felt Trump's demand for an investigation into a political rival was improper

The Democratic hopeful won't promise to cut aid to Israel, saying such a move might backfire by hardening Israeli right

Prosecutors and an AP investigation find a middleman, Los Angeles venture capitalist Imaad Zuberi, who helped funnel Saudi and other donors to Obama and Trump inaugural committees

US president may have been referring to the Sunday killing by Kurdish and US forces of jihadist leader's spokesman and right-hand man, Abu Hassan al-Muhajir

Lt. Col. Alexander Vindman, who was on the call when Trump demanded Ukraine's president investigate political rival Joe Biden, says he 'did not think it was proper'

Following death of terror leader, Washington makes further moves to protect area's oil fields from extremists, Syria, Russia

Charles Kupperman explains he is waiting for 'judicial clarity' on whether he should obey Congress or the president

President calls family of US-Israeli reporter Steven Sotloff after press conference on mission that brought death of Abu Bakr al-Baghdadi

President gets unfriendly welcome as he attends Game 5 of the World Series between Nationals and Houston Astros

Former vice president hits out at 'improper' involvement of Trump's daughter Ivanka and husband in White House affairs, vows if elected his children won't be part of administration