A blast that punched a large hole in the fuselage of a passenger plane at Somalia's Mogadishu airport on Tuesday was caused by a bomb, officials say.
Five people have now been arrested in connection with the killing of a UK pilot whose helicopter was shot down by poachers in Tanzania, his employer says.
Somalia's military has retaken Merca from al-Shabab militants who entered the port city on Friday, residents there say.
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