What planet are we on?

The Washington Post reported today that Mohamed Atta and Marwan Alshehhi's approved student visas arrived this week at the Florida flight school where they trained before flying into the World Trade Center towers on September 11 (see article here).

Why are we passing new laws to limit personal freedoms and turn America into an armed camp in the name of security, when we can't even enforce the laws we already had in place?

Not expecting an answer to my rhetorical question - this is just a bewildered cry at the stupidity of it all and the futility of trying to advocate rational responses to an irrational situation....