Greensboro Police were called shortly after 11 am on Wednesday for a welfare check and when officers arrived, they reported that they "observed an aggravated assault."
By 2 pm police announced that they were investigating a homicide.
The victims were identified as Mkenzie Denise McKinney, 10, Serenity Taliem Rose, 2, and Jerry Griffin, 61.
28 year old Brittany Christina McKinney was arrested and taken to the Guilford County Jail. She is charged with three counts of first degree murder and is scheduled to appear in court today.
Police have not yet released any information as to how the victims died or what, if any, relation McKinny has with the victims.
The investigation is ongoing.