GUNMEN SHOT and killed a leader of an association of minibus drivers Monday in his office in suburban Paranaque town, Philippines, possibly because of his stand on a planned general strike, police said . . . A 17-YEAR-OLD boy posing as a hanging victim along the route of a Halloween hayride in Lakewood, N.J., was found hanged for real, authorities said. Police spokesman Lt. Howard Patterson said the death Saturday night appeared to be accidental . . . SIKH EXTREMISTS lured a government patrol down a lonely road early Monday in Vadalakan, India, and exploded a land mine that killed four policemen and wounded 10, a police official said.