These may very well be the abilities shown on the facebook preview, but since i don't facebook, its new to me! Also this bit was just released today so have a look!
http://www.justpushstart.com/2011/05/03/bethesda-release-brink-ability-screenshots/

here are some gameplay screenshots as well

http://www.justpushstart.com/2010/05/04/a-look-inside-brink-screenshots/

Those abilities were on a facebook page last month........

Those are the exact same screenshots posted on Facebook. We have a seperate thread for everytime one was posted.

Infact, those screenshots are only half the ones posted on Facebook.