I’d never even heard about him saying he’s leaving the Christian faith. I just use good ol fashioned spiritual discernment and the bible. I grew up with the bible, and I know it and I also know when my instincts warn me of a false prophet, just like Rick Warren.
You can look at his Larry King interview for one.
You could also look at his apology for the Larry King interview. Now he who is without sin cast the first stone is what Jesus said.
Maybe you need deliverance and it isn’t instincts you’re are having a problem with. The Protestant Denominations are leaning toward Obama now with the take over of church teachings through pre prepared lessons, maybe you should be checking that out.