A tractor-trailer that was stolen while the driver took a break has been recovered, but authorities were still searching Monday for the five tons of fertilizer it was carrying. Sheriff's deputies recovered the empty big-rig just before midnight Sunday, less than 12 hours after it was taken from a stretch of road used as a popular rest stop for truckers. The driver had parked in the industrial area near Griffith Park Sunday afternoon. When he returned about five hours later, the truck was gone, said Lt. David Young of the Los Angeles Police Department's Northeast Division. The truck turned up...