by Phil McCausland Two soldiers were killed and six others were injured in a “tragic accident involving a military vehicle and a troop formation” at Fort Jackson in South Carolina Friday, the military said. Two service members remain in critical condition in the accident at the facility outside of Columbia, the military said in a statement. Those injured were evacuated to a hospital outside of the military base. Public affairs officer Pat Jones said that it appears a vehicle collided into a troop formation at around 4 p.m. "Our hearts and prayers go out to the families of the soldiers we lost today and to the ...