Hand Grenade

Go up the north stairs (right of the altar) to find some crates. Break them for some shells and a grenade.

Located on the table in the northern side of the room.

Located inside the metal case on the desk.

Located inside the hanging metal case. Shoot it down to obtain the item.

Located in the back of the van. Interact with the shutter to open it.

Located in the back of the truck. Open the shutter to find it.

Located in the gray container.

Located on the boxes opposite the door.

Located on the boxes opposite the door.

Located inside the gray container on the roof of the small building.

Defeat the Chunk, then loot the remains.

On a desk in the Director’s Office.

Found on a trolley in the southeast corner of the room.

Found on the computer on the north side of the room.

On the table on Insanity difficulty only.