Scheduled: 15:00 CDT, 12 May 2010 to 15:30 CDT, 12 May 2010
Schedule: Passed

From Team liquid's thread:
UPDATE: SEMI-FINALS DAY 1
Hey guys, I'd just like to say that we will be streaming the delayed live broadcast of WhiteRa vs TLO this Wednesday at 1PM Pacific Time, 4PM Eastern, 10PM CET.
http://www.ustream.tv/channel/hdstarcraft