That's the real issue. And until individuals are allowed to carry their own weapons, even with aircraft-tolerant frangible ammo (allowing CCW holders would be a good start) ... and until this order allowing such shootdowns is RESCINDED ... I am not going to fly. Period.
President Carter took away sidearms in the cockpit with an Executive Order. President Bush could authorize them immediately with one, all bureaucratic roadblocks swept aside in a penstroke.
All it takes is swapping "moderation" politics for genuine leadership.