SAN FRANCISCO (AP) Authorities were scouring the waters off Northern California on Monday, looking for a man who embarked alone on a day sailing trip to the Farallon Islands to scatter his mother's ashes and never returned. Jim Gray, 63, a noted computer scientist who founded Microsoft's Bay Area Research Center, last spoke to a family member at 10:30 a.m. Sunday, when he called from his 40-foot yacht called Tenacious to say he was sailing out of cell phone range, according to the U.S. Coast Guard. He had left for the Farallons, about 27 miles west of the Golden Gate...