No survivors found in flooded Burkina Faso mine's rescue chamber

In tonight's edition: Hope is all but lost that eight miners trapped in a flooded mine in Burkina Faso for a month may have survived. Also, suspects are arrested in Mali after authorities say they foiled a coup attempt earlier this month. And advocates calling for tax reform on the continent say that lawmakers should be on the sharp end of pushing for changes that will tackle an unequal system.