Monica Shaw, 54, was shot in the chest near North Sarah and Olive in St. Louis’s Central West End shortly before 11 p.m. on September 12, 2016.

Investigators said four young men from O’Fallon, Missouri, were arrested in connection with the killing. Charging documents allege the group traveled to the Central West End to sell marijuana; Ronald Harris, 20, reportedly instructed companions to approach people. Xavier Perkins, 20, is accused of pointing a gun at Shaw and shooting her after she refused to hand over property. Perkins was charged with first-degree murder, two counts of armed criminal action, and first-degree robbery and held without bond. Ronald Harris and Jermaine Stabler, both 20, and 18-year-old Damonte Dixon face murder and armed criminal action charges, among other counts, with bonds set at $1 million cash-only for those named.

Does anyone have information about Monica Shaw or about the events near North Sarah and Olive on September 12, 2016?