On the evening of May 10, 2023, at about 7:34 p.m., police in Alton responded to a reported shooting on the 1600 block of Rock Springs Drive. Officers found 20-year-old Tyrone Marty Williams, known as Marty Lo, with a gunshot wound. He was taken to a local hospital by the Alton Fire Department and later transferred to a St. Louis area hospital, where he died of his injuries.

Investigators from the Alton Police Department’s Criminal Investigations Division, the Madison County Coroner’s Office, and the Illinois State Police pursued the case. Authorities arrested 22-year-old Chauncy D. Lucas Jr. of Madison and charged him with two counts of first-degree murder; his bond was set at $2 million. Police also charged 23-year-old Darryck Y. Lewis of Glen Carbon with one count of obstructing justice, bond $50,000. Officers asked the public for help locating a silver Chevrolet Malibu (model years 2019–2023) with an Illinois seven-day temporary registration that was seen in the Madison and Venice areas.

Anyone with information about the vehicle or the shooting is asked to contact the Alton Police Department.