Several UN staff members detained in Ethiopia

In tonight's edition: Six UN staff members have been released from custody in Ethiopia. Sixteen others were detained after raids by authorities. The arrests come just days after a six-month state of emergency was imposed amid fears Tigrayan rebels could march on Addis Ababa. Also, it's a historic day for Benin: the Abomey Treasures, stolen by French forces in 1892, are making their way back to their homeland. A ceremony will be held in Cotonou on Wednesday to mark their return. Finally, we introduce you to the female park rangers in one of Africa's oldest and largest national parks.