The details for your kickoff event
should be on your regional website, so try checking there. At least that's where I know the details for my city are.
Also, the FTC site refers to this link to find your kickoff event:
http://www.usfirst.org/whatsgoingon
Otherwise, the online kickoff will be at 3pm EST at
http://www.usfirst.org/roboticsprograms/ftc/game (The game manual will be here as well)