twenty-two south africans were killed and 77 injured when a bus they were travelling in overturned and plunged into a river early on saturday, public radio reported. the south african broadcasting corporation (sabc) radio said the driver lost control of the bus which was carrying holiday makers from secunda in the mpumalanga province to idutywa in the eastern cape province. --spa 10:32 local time 07:32 gmt nnnn