An investigation is underway after a person drowned Wednesday at the Carl Redus Jr. Aquatic Center in Pine Bluff. (Photo KATV) PINE BLUFF, Ark. (KATV) — An investigation is underway after a person drowned Wednesday at the Carl Redus Jr. Aquatic Center in Pine Bluff. According to a Pine Bluff Police Department report, they responded to the city-owned aquatic center just after 9 a.m. When emergency responders arrived, they found the female unresponsive.