evidence: GUNMEN on Ugandaâ€™s Lake Albert attacked a barge (ferry) operated by Canada's Heritage Oil Corp. on Friday morning, killing a British geologist. The attack took place around Rukwanzi Island, the same area where four UPDF soldiers accused of having crossed into their territory were arrested by Congolese forces last weekend. [...] The attack took place around Rukwanzi Island, the same area where four UPDF soldiers accused of having crossed into their territory were arrested by Congolese forces last weekend. Rukwanzi Island is located half in Uganda and half in the Democratic Republic of Congo.