A COURT in Bangkok, Thailand, sentenced 19-year-old Briton Karyn Smith to 25 years in prison Thursday for trafficking in more than 57 pounds of high-grade heroin, citing her age and confession as reasons to lighten the normal sentence of death . . . A NAVY helicopter assigned to a task force steaming for the Middle East crashed in the mid-Pacific, killing one crew member and leaving three missing, Navy officials said . . . THOUSANDS BOARDED UP windows, laid in supplies and headed for emergency shelters Thursday as Typhoon Russ, with wind gusts up to 175 mph, headed straight for the U.S. territory of Guam in the Western Pacific . . . AN EARTHQUAKE measuring 6.19 on the open-ended Richter scale jolted eastern Taiwan Thursday, the 153th tremor to strike the island within one week.