BATON ROUGE — Nearly nine months after Teressa Calligan was gunned down in her vehicle, a third suspect has been arrested in connection with the brazen shooting that claimed the life of beloved educator Teressa Calligan. Robert Lewis, 19, is now charged with first-degree murder, joining two others already behind bars for their alleged roles in the September 2024 killing.
The Baton Rouge Police Department confirmed Lewis’ arrest Wednesday, marking another major development in a disturbing case. As her family continues to grieve the loss of a beloved mother, educator, and community advocate, they say the latest arrests only deepens the urgency to fix a city in crisis.
On Tuesday, Baton Rouge Police Homicide Detectives announced the arrest of 20-year-old Roger Parker, who was the second person charged in the September 15, 2024, killing. He faces a charge of first-degree murder and was already behind bars, accused in a separate case that shocked the community — the Thanksgiving-week shooting death of 8-year-old Diellon Daniels. Parker was indicted on March 12, 2025, for first-degree murder, five counts of attempted first-degree murder, assault by drive-by shooting, and illegal use of a weapon during a violent crime…