AfricaLink on Air - 20 March 2015: 0505 UTCTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoCaldwell, Mark03/20/2015March 20, 2015Critical voices from Nigeria's northeast as the army claims territorial gains +++Sierra Leone's President Ernest Koroma replaces sacked VP+++Namibia swears in a new president and celebrates 25 years of independencehttps://p.dw.com/p/1EuG2Advertisement