(Reuters) - The Africa Cup of Nations finals head into the knockout stages from Sunday, lifting the stakes and adding excitement to a tournament that came alive over the last days after a static opening week.
Hosts Cameroon lead a heavyweight list of contenders into the last 16 but it is the likes of the Comoros Islands, Equatorial Guinea and Gambia who have stolen the spotlight, shrugging off their minnow status to advance to the second round.
