look for a new job
When in trouble,
When in doubt,
Run in circles,
Scream and Shout!
Works every time. You'd be amazed how many people come running to your rescue.
throw your coworkers under the bus
Brush up your resume. Talk to your supervisor / boss / whomever and see if there is anything you can do to bolster your position. See if there is any compromisable solution that can be met. Just some thoughts =O)