BATON ROUGE, La (BRPROUD) — A Baton Rouge mother was arrested Thursday by the Baton Rouge Police Department (BRPD) for the death of her infant daughter. On June 18, officials arrived at the 5700 block of Alexander Avenue regarding an unresponsive infant. During the investigation, officials learned that the mother, 23-year-old Keanna Thomas, dropped the infant off at her sister’s house before she went out for the night.