S.F. State scholar's visa gets canceled; case under review - An assistant professor of Arabic at San Francisco State University has been stranded in Canada for three months, unable to return to campus, after the U.S. State Department canceled his visa and began reviewing his security status. Mohammad Ramadan Hassan Salama's troubles began in June, when he arrived in Canada for what he thought was a two-day stay to change his temporary scholar visa, which was due to expire. He planned to exchange it at the U.S. Consulate in Toronto for the more coveted O-1 visa, granted only to...