Strikeforce "Live" at 11PM ET/PT?

Strikeforce is on Showtime tonight. Why do they say it's "Live at 11pm ET/PT"? Don't they mean just Eastern Time? It certainly won't be live by 11PM Pacific Time...
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Strikeforce Challengers: Voelker vs. Bowling III
TIME
Friday, July 22
HOW TO WATCH
LIVE ON SHOWTIME 11 PM ET/PT

http://ning.it/p2wuI3