CHARLOTTE, N.C. -- North Carolina flags are being lowered to half-staff at state buildings in tribute to the North Carolina Air National Guard members who died while battling wildfires in South Dakota.
Gov. Bev Perdue ordered the flags lowered from sunrise to sunset on Tuesday.
The C-130 tanker from an Air National Guard wing based in Charlotte was carrying a crew of six and fighting a blaze in South Dakota's Black Hills when it crashed Sunday, killing at least one crew member and injuring others.
READ: Two Dead After NC Air Nat'l Guard Plane Crashes
The cause of the crash is not known. The names of the victims and the survivors haven't been released.
President Barack Obama, North Carolina Sens. Richard Burr and Kay Hagan, and Perdue, have offered thoughts and prayers to the crew and their families.