According to the report, player actions in main campaign missions will affect the direction in which the story moves. (techradar.com)
There's only the co-op mode to play in which is basically just playing through the same 9 missions that is featured in the game's main campaign mode. (justpushstart.com)
The mode greatly increases the game's content factor after the 10 - 20 hour main campaign. (cogconnected.com)