RAPID CITY, S.D. (AP) — Rapid City police say they’ve identified a suspect in a weekend homicide.Officials are looking for a 22-year-old man in Sunday’s fatal shooting of 31-year-old William Clifford of Box Elder. Police say the shooting happened at a Rapid City residence and also injured another person.

Investigators say preliminary evidence indicates drugs may have been involved in the crime.Clifford’s death is the ninth homicide this year in Rapid City and the seventh since last month.