Two soldiers with the 82nd Airborne Division were killed in Kandahar, Afghanistan, by a bomb on Wednesday and the incident is being investigated, according to the Pentagon.The statement says 23-year-old Sgt. Jonathan Michael Hunter of Columbus, Ind., and 25-year-old Spc. Christopher Michael Harris of Jackson Springs, N.C., were killed by an improvised explosive device in a vehicle which exploded near their convoy.A Pentagon official says four other U.S. service members were injured.As we reported Wednesday, the Taliban claimed one of its militants carried out a suicide attack with a truck packed with explosives.