Newslink: Webcast Replay: Delta IV Rocket Launches WGS-9 Military Communications Satellite!
On Saturday (March 18), United Launch Alliance will live webcast the launch of a Delta IV rocket carrying a military communications satellite into orbit. The launch window opens at 8:18 p.m. ET (0018 GMT).
http://www.space.com/17933-nasa-television-webcasts-live-space-tv.html