A 44-year-old health care worker who arrived in Orlando, Florida, from Saudi Arabia has become the country’s second diagnosed case. The man. who resides and works in Saudi Arabia, traveled by plane May 1 from Jeddah to London, England, then to Boston, Atlanta, and Orlando. Over 500 passengers on US segments of the man’s flight from Saudi Arabia to London, Boston, Atlanta and then Orlando were exposed and are being notified. The worker is said to be doing well at Dr. P. Phillips Hospital in Orlando. According to the federal Centers for Disease Control and Prevention, more cases are expected.