Some of Africa's top football stars are back on the pitch this week in UEFA Champions League group stage matches. Algeria's Riyad Mahrez, the 2016 African Footballer of the Year, will put on his Manchester City jersey when the team hosts Borussia Dortmund on Wednesday. Fisayo Dairo, the chief football writer at www.aclsports.com, will talk about Mahrez and other African players to watch in the UEFA Champions League campaign during Tuesday's show. And VOA's Gwen Outen will preview Tuesday's Liverpool - Ajax Champions League match.