Facebook's wavering on its support of the onerous CISPA bill that turns the entire Internet into a spying tool of American Intelligence. So now and almost expectedly, there's an online petition found
here to fight it.
Every Facebook user regardless of political views (unless you favor unlimited power for the government to seize, record, store & distribute according to their whims YOUR information, emails, tweets public & private, viewing histories etc., in which case you'll be well served by CISPA) should do this now.