Florida's national security threat Posted: August 23, 2004 1:00 a.m. Eastern © 2004 WorldNetDaily.com The leading Democratic candidate for a U.S. Senate seat from Florida, the former president of the University of South Florida, chose to ignore repeated warnings that her faculty included terrorist supporters. Betty Castor is seeking the seat vacated by Sen. Bob Graham. Her biggest claim to fame is her tenure as president of the university at the time it employed Sami al-Arian. Al-Arian awaits trial in January on a 50-count federal terrorism indictment, stemming from Palestinian Islamic Jihad operations he allegedly managed with several others from...