Nightline Africa: US President Joe Biden has promised a smooth and peaceful transition on January 20, when President-elect Donald Trump will be officially sworn in to office. South Sudan peace talks are scheduled to soon begin following a meeting between President Salva Kiir and Kenyan President William Ruto. A recent scuffle between two lawmakers in Uganda parliament is generating debate about the behavior of lawmakers in the legislative body. Plus, President Paul Biya marks 42 years since taking over as the leader of the Central African country. And, Chadian President Mahamat Idriss Deby says scores of Boko Haram fighters were killed and several dozen injured in airstrikes his military launched against the terrorist group in the Lake Chad Basin Friday. For all this and more tune in Nightline Africa.