http://www.gamesas.com/topic/1462828-e3-2013-4/
http://www.gameinformer.com/b/news/archive/2013/06/07/your-e3-2013-news-headquarters.aspx, complete with schedules, videos, key reveals, news, etc.
http://www.gameinformer.com/p/e3live.aspx, only broadcasting the pressers. Spike TV is also broadcasting the pressers, as well as other content in between.
Confused about timezones and schedules? http://www.e3countdown.com/
Ubisoft is up next. Mr. CaffeineWatch_Dogs, anyone?