We now know the identity of Africa's five teams in Russia, but what do they need to improve between now and next summer?
Nigeria: Who plays in goal?
Despite their fine qualifying campaign, the Super Eagles have concerns in various positions across their team.
Abdullahi Shehu's continued improvement has done enough to end the concerns that he may not be up to the job, although the identity of the team's central striker isn't yet determined.
Nigeria have no shortage of options, but Kelechi Iheanacho's...