Police say a fourth man has been charged in the beating death of a Des Moines man last month.
Police say a group of people attacked 40-year old Richard Daughenbaugh on August 25th in a parking lot near Second Avenue and Center Street.
Twenty-one-year-old Leprese Williams turned himself in Friday and is charged with first degree murder.
He has also been charged for willful injury for beating a witness in the case.
They are in the Polk County jail.
Police say they are still investigating the case.