Medal of Honor Heroes 2 progress report at IGN.

"Sometimes, the grenades just roll your way.

Here we were -- trying to eradicate the Axis forces from a French monastery -- and we couldn't catch a break. Sure, things had gone our way early in the level as we ran along gravel trails and popped bad guys in the skull with our Thompson, but now, we were barricaded in a mausoleum.

Bullets were pinging off the sturdy structure's concrete walls, the occasional German would truck past the building's opening to unleash some desperate gunfire, and then, a small object dropped into view and rolled toward our hideout."

Full Source: IGN