MINEOLA, N.Y. (AP) — A woman and her child whose remains were discovered scattered along an oceanfront highway not far from Long Island’s Gilgo Beach were identified by police Wednesday, nearly three decades after they first went missing. Police in Nassau County said the mother, previously nicknamed “Peaches” by investigators after a tattoo on her body, had been identified as Tanya Denise Jackson, a U.S. army veteran who was 26 at the time of her death. Her 2-year-old daughter was identified as Tatiana Marie Dykes, investigators said. Both were living in Brooklyn, where Jackson may have worked as a medical…