Authorities are asking for the public’s help in locating a Long Island teenager who has been missing since shortly before Christmas.
Brianna Madrid Orellana, now 17, was 16 when she was last seen at her Central Islip home on Dec. 23, 2025, according to the New York State Missing Persons Clearinghouse.
Officials said Orellana wears glasses and has a birthmark on the right side of her lip…