Even if they were. Those list do not involve any due process. I hate to think what would/could happen to me if I could be punished because someone said "watch out, I think that girl is crazy." That's essentially what those lists are.
THE ORLANDO SHOOTER, THE SAN BERNARDINO SHOOTERS, THE CHATTANOOGA SHOOTER, THE BOSTON BOMBERS, THE FT. HOOD SHOOTER; WERE NOT ON THE TERRORISM WATCH LIST OR THE NO-FLY LIST