With the planet's fighting men and women deployed across the galaxy--battling in the noble cause of enslaved humanity--the insidious Xul have reached across space to devastate the unsuspecting Earth with asteroid fire. Without warning, a once majestic world is reduced to near-rubble--and the very future of humankind is in dire jeopardy. Interplanetary leaders are on the brink of abandoning Earth and its colonies to an overwhelming enemy. But Brigadier...