S.T.A.L.K.E.R. Clear Sky Out On September 15

Stalker (sorry, GSC, we're done » 9/09/08 8:20am 9/09/08 8:20am typing it properly) Clear Sky was meant to come out in the US on September 5. Obviously didn't. . But it's OK, they delay isn't a catastrophic one, as the game's now got a release date of September 15. Least, it does for retailers; Steam has it listed as September 15 as well, but…