Aspyr today began shipping Command N' Conquer Generals Zero Hour, the first expansion pack for Command N' Conquer Generals.
"With new units, structures, and upgrades, as well as the all-new
Generals Challenge Mode, Command & Conquer Generals Zero Hour
delivers all the firepower players need in the quest to become the
ultimate modern warfare General."
The demo for C&C Generals can be downloaded from here.