A little girl named Kourtney Andrea Douglas was found shot and killed by her 15 your old brother

One day kourtney Andrea Douglas parents were not home and her brother said I hate you I hate you and he said I wish you could die then when everybody was asleep he went into her and killed her he shot her with his gun what happened what happened what happened by her own brother and her brother was sent to life to jail here’s a picture of kourtney before she died