you really shouldn't bump like that it's against the rules, I had a strong urge not to post, but I love yorur avatar so much I decided to.
here's an excellent one, for the updating camera trigger add a movement height, and distance from target if you want it to be behind the unit (camera triggers), since i've never played we were snipers, but this one you are a rifleman, and you cannot see the rifleman at all, it's completely through his eyes, so yeah.