Africa News Tonight: The Special Representative of the Secretary-General and Head of the United Nations Organization Stabilization Mission in the Democratic Republic of the Congo has visited the scene of the flooding disaster in the east. More than 1,000 shops in Tanzania's busiest market remained shut for a third day today as traders protested a new tax, in a rare public demonstration against the government. And, Gunmen targeted a convoy of U.S. Embassy staffers in southeast Nigeria, yesterday, killing two of its Nigerian workers and two policemen. For this and more, stay tuned to Africa News Tonight!