President Uhuru Kenyatta yesterday opened the Mwatate-Taveta road and commissioned the construction of a six-lane highway between Mombasa and Mariakani as part of efforts to decongest cross-border transport corridors.The Mwatate-Taveta road, built at a cost of Sh8.4 billion, is part of a transnational highway which runs from Kenya through Tanzania to Burundi. It was the Kenyan…