Nagarkurnool: A school bus belonging to All Saints Model School overturned near Ganyavula village in Nagarkurnool district on Wednesday. The bus veered off the road and toppled into paddy fields after the driver lost control while trying to avoid a two-wheeler coming from the opposite direction.Alerted workers in the fields rushed to rescue the schoolchildren. There were 20 students on board at the time of the accident. More details are awaited.