Ogenyi Onazi joins Trabzonspor from Lazio 'to clear my head'.
Ghana midfielder Kevin-Prince Boateng joins Las Palmas.
Jorge Costa had been in charge of Gabon since 2014.
Chelsea winger Mohamed Salah signs for Roma on permanent deal.
Idrissa Gueye has won 32 caps for Senegal.
Mamelodi Sundowns reach the Champions League semi-final
Champions Etoile du Sahel and Medeama of Ghana secured victories.
Kolo Toure has been in Glasgow for a medical.
Watford sign defender Brice Dja Djedje on four-year deal.
Chelsea have agreed a deal with Leicester City to sign N'Golo Kante.
AFRICAN CHAMPIONS LEAGUE 2018
QUARTER-FINALS
Wydad Casablanca vs Entente Setif 0:0
TP Mazembe vs Primeiro de Agosto 1:1
Étoile du Sahel vs Espérance 1:0
Al Ahly vs Horoya 4:0
Algeria
Angola
Egypt
Guinea
Morocco
Tunisia