He cited Mexico's failure to arrest any major traffickers recently, a string of frustrated extradition attempts, and the suspension of the lie detector program in the elite squads.
Another extradition attempt was made in June 1843, when Illinois Governor Thomas Ford reluctantly agreed to turn Smith over to Missouri on the old charge of treason.
Another major assignment was to cover the UK's failed extradition attempt from Ireland of Father Patrick Ryan in 1989.
The extradition attempt was abandoned and Roberts returned to Canada where he was acquitted of the allegations in November 2004.
He has unsuccessfully made applications in Australia to cancel the Australian extradition attempt.
He is wanted by the most powerful country in the world and the timing of the allegations, the extradition attempts, it all seems too convenient.
More often, political leaders have escaped into exile and resisted extradition attempts.
An earlier extradition attempt had failed when Greece's parliament did not ratify the European arrest warrant legislation.
Prosecutors began the fifth extradition attempt in September 1996.
Dr. Patel's lawyer in Portland has said that Dr. Patel is innocent and will fight any extradition attempt.