For the title's single-player campaign, the game makers at Swedish developer DICE took a cue from the popular multiplayer mode of 2011's "Battlefield 3, " focusing more on open environments, allowing players tactical freedom and giving them more ways to command squad mates.

NPR: EA Teases Dramatic 'Battlefield 4'

Tadd Sholtis, a spokesman for Air Combat Command, which oversees the drones and all other Air Force tactical aircraft.

CNN: Computer virus hits U.S. drone fleet