South Korea's Defense Ministry says the B-52 bombers took part in aerial drills with other U.S. and South Korean fighter jets Friday over the peninsula.
The Taliban have promised plots of land to relatives of suicide bombers who attacked U.S. and Afghan soldiers, in a provocative gesture that seems to run counter to their efforts to court international support.
U.S. Sens. John Thune and Mike Rounds said they heard from the Air Force Wednesday that it has officially designated Ellsworth the bomber's main operating base.