If you are new to this game like I was you may need a little help in figuring out what to do. The guys over at game pressure have created a very nice guide which contains Pictures as well as videos to play this game from beginning to end and is far superior to anything I could ever write here. If you're having trouble completing this part or any part for that matter, I suggest checking out their guide via the link below .
http://guides.gamepressure.com/residentevilzerohd/