This guy said some bad words about obama on facebook and is getting other-than-honorable discharge. Here's the link below.
( im using parchment v1. so if you can't see the link again im sorry)
My thoughts on this are, If you're defending your country you should be allowed to say what you want about the president. WHo cares what it is. Obama is the president, not a soldier. In conclusion in nice words, this is just stupid.