Wake Forest police officers arrested a 20-year-old for stabbing his sister to death and also stabbing his mother.
On Tuesday at midnight, officers responded to a reported stabbing on Polanski Drive.
Police found 24-year-old woman Nyla Eaddy with multiple stab wounds. She was taken to a hospital where she later died.
Officers also found Dena Eaddy, 47, who was stabbed. She is dealing with non-life-threatening injuries.
Investigators believe the brother of Nyla and the son of Dena is responsible for the stabbings.
Edmond Eaddy Jr., was charged with murder and assault with a deadly weapon with intent to kill inflicting serious injury.
He is being held in the Wake County Jail Detention Center under no bond. His first court date is Thursday.