muhammad waseem walked out of prison, after serving less than six years of his life term, following his acquittal earlier this week. the government says it will appeal the decision. ethiopia's set to generate the first electricity from its controversial dam on the river nile this weekend. the four—billion dollar project is africa's biggest hydroelectric scheme. it's designed to double ethiopia's electricity capacity and transform its economy. but the project's caused friction with downstream neighbours as water's diverted from the nile before it reaches sudan and egypt. soldiers from the mexican army have seized three tonnes of cocaine — after a high—speed chase at sea. the incident happened around 70 nautical miles from from the resort city of cabo san lucas. three people were arrested. the bbc�*s tim allman reports. mexico's war on drugs takes place on land, on sea and in the air. a military helicopter pursues a small boat racing across the waves of the pacific ocean.