As the State Department pauses multiple foreign arms deals , defense contracting executives say they expect some potential delays, but remain optimistic international sales will mostly move forward. Speaking at a Cowen conference this week, Dave Keffer, Northrop Grumman's chief financial officer, said the new administration "has been clear about its desire to take a close look at sales to certain international customers." He noted the Biden administration is particularly looking at deals connected with Saudi Arabia and the United...