THE ANNUAL AARP CONVENTION IN MINNEAPOLIS THIS WEEK IS FOR MEMBERS FIFTY AND OLDER. BUT ONE CAMPAIGN BEING LAUNCHED AT THE CONVENTION IS AIMED AT BABIES. FOR THE LAST FEW YEARS HEALTH EDUCTORS HAVE BEEN TEACHING PARENTS ABOUT WAYS TO PREVENT SUDDEN INFANT DEATH SYNDROM OR SIDS. NOW AS MINNESOTA PUBLIC RADIO'S MARY STUCKY REPORTS MEDICAL AUTHOTIRITES BELIEVE ITS ESPECIALLY IMPROTANT FOR GRANDPARENTS TO GET THIS MESSAGE. nats 24:05 "Look at that. Are you going to make some noise?" (crying)