You'll note that the government is inserted here, that Jetblue's determination that he couldn't fly was the result of government action. The government has a lot more rules about what it can't do to people than private business does.
As was noted in the article, JetBlue made that determination on their own. You can chose to believe the government told him no, but you'd be ignoring the stated facts in and just making shit up.
No, according to the second article they made their decision based on his state of mind after the government singled him out and messed with him. The government is directly responsible for that chain of events.