Powell, close adviser on Mideast peace process, steps down
McMaster characterized Powell as “an invaluable member of President Trump’s team.”
US President Donald Trump, flanked by Deputy National Security Advisor for Strategy Dina Powell (L) poses for a picture with his National Security team to mark the 70th anniversary of the National Security Council, at the White House in Washington, US September 28, 2017(photo credit: REUTERS/JONATHAN ERNST)Updated: 
