Thnaks for responding - looks like I have a spot of hoofing to do. When I have tried to get close before (to use the crossbow) I have taken a lot of damage, seems like the bleeding sniper is some kind of supershot, well, I suppose he should be to be a sniper!
Thanks again.
Right at the start I exit into the street where the blue laser is firing and does me a lot of damage, I have looked at a walkthrough and quite simply the solution was take out the sniper with a well aimed rocket.
Well, I have arrived at this level with nil rockets! - I've tried and tried to get...