SPARTA, Georgia (41NBC/WMGT) — A local church and families affected by violence are hosting “Unity in the Community: From Grief to Grace” Saturday in Sparta to support grieving families and young people heading down the wrong path. Watisha Carswell is a mother who lost her son to gun violence in 2020 after he received a phone call to meet someone and was later robbed and shot by that person. She says this event has helped her and others. “It’s j…