CS Evolution has released a strategy guide for de_nuke for CS:Source. The guide highlights the difference between the original CS 1.6 version and the newly released CS:Source version. With numerous screenshots, the guide visually walks you through strategies of the map.

Guide to de_nuke: http://www.csevolution.com/de_nuke/nuke1.htm

CS Evolution: http://www.csevolution.com/

Updates to the Half-Life 1 Engine have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Half-Life 1 Engine

• Fixed "This Steam account is being used in another location" error when starting a listen server with LAN mode disabled

News Source: Steam News