It starts under the appearance of protecting the public, until the public becomes the enemy and the protection becomes tyranny.
From The Washington Times editorial page:
Once freedom at airports is "locked down," it's inevitable that TSA will next target buses, trains and the Metro. After all, al Qaeda has attacked each of these modes of transportation in other parts of the world. Strict controls on internal travel is the hallmark of a police state.
Read the rest at this link.