NEW: Another lawsuit over the government shutdown was filed today by the National Air Traffic Controllers Association — this is the fifth lawsuit we're aware of (it's a constitutional challenge and also seeks damages): https://t.co/qrAHEXgbab Previously: https://t.co/4XYIqm9WVg pic.twitter.com/TNujTS7k71

— Zoe Tillman (@ZoeTillman) January 11, 2019