The Army is formulating a plan to field larger classes of unmanned systems that can perform a variety of mission roles such as surveillance, reconnaissance, security, attack, precision strike, intelligence collection and command and control. The service released a sources-sought notice Wednesday that asks industry for information on designs for Group 4 and 5 drones -- those classified by the government as weighing more than 1,320 pounds. The RFI issued Wednesday states that the Army has a requirement for Group...