 Prodigal student, Pearl, moving closer now to Southeast Caribbean. Forecast has warned it will strengthen into a very dangerous hurricane. Watches are in effect for Barbados, Grenada, and St. Vincent. Two ISRA astronauts are spending additional time at the International Space Station. NASA and Boeing troubleshoot EPSIL problems and popped up. They hadn't been scheduled to stay a week, but it might be 10 days soon.