The Front2 books in series
Screaming Eagles Publisher's Summary
Private Franklin Grillo is a fresh-faced infantryman in the 101st Airborne. He's been dispatched to the Ardennes Forest outside of Bastogne to assist Baker Company against a surprise attack by the Germans. Outgunned, low on ammo, food, and supplies, the men along the new front are up against an army 10 times their size.
Barely able to hold out the 101st now face a new threat. German soldiers who take massive amounts of damage but keep on attacking.