Counter-Strike: Source Update Released
Product Update - Valve
Updates to Counter-Strike: Source have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Source Engine ( TF2, DoD:S, CS:S )
Fixed hang when typing "map" twice in the console

Counter-Strike: Source
Smoke Grenades
Made them bloom faster
Made them more opaque
Fixed "one way" smoke
Changed walk speed to be 0.52x of run speed ( Counter-Strike 1.6 )