Samantha Power, former US ambassador to UN, named USAID head by Biden
Power served as ambassador under former Democratic president Barack Obama and then-vice president Biden from 2013 to 2017.
OUTGOING US AMBASSADOR to the United Nations Samantha Power (right) visits the Hall of Names at Yad Vashem's Holocaust History Museum in Jerusalem last February(photo credit: REUTERS)ByREUTERS, ZACHARY KEYSER