Police announced Thursday that they have made a second arrest in connection with the death of Lancaster resident Jelani Jackson, age 18.
On September 4, Lancaster police reported that Jackson was killed in a drive-by shooting on Clinton Avenue.
Lamonte Roberts, 31, of Lancaster, was arrested in Richmond County on Wednesday and charged with murder, possession of a weapon while committing a violent felony, and possession of a firearm by a convicted felon.
Kenyan Blair, 19, of Lancaster, was arrested in September and is in detention at the Lancaster County Detention Center on accusations of murder and possession of a firearm while committing a violent felony.
Five subsequent shootings, according to federal investigators, were retaliatory and gang-related.
The FBI and ATF are offering a $20,000 reward for information on these instances.