JOHANNESBURG – The sole survivor of the Limpopo bus crash is heading home.The 8-year-old girl survived when a bus travelling from Botswana plunged off a bridge, killing 45 people.READ: Limpopo bus crash | Number of identifiable bodies revised downMeanwhile, the number of identifiable bodies from the Limpopo bus crash has been revised down from nine to eight.In Botswana, the government says it has arranged what it refers to as a nationwide memorial service for the deceased for Thursday.