Nigeria manager Stephen Keshi can breathe a sigh of relief after one of his sure bankers for the World Cup, Ahmed Musa&nbsp; returned to action as CSKA Moscow took on Lokomotiv in the last fixture of the Russian Premier League season.<br /><br />Therefore, any question mark surrounding his fitness should finally be laid to rest, with speculation in the media even suggesting that he might not be in shipshape for the mundial.<br /><br />The 21 - year - old winger saw 11 minutes of action as the Muscovites defeated their city rivals 1 - 0 to win their second Russian Premier League title in a row and twelfth overall.<br /><br />Ahmed Musa has been crocked for the past one month after an unfortunate injury against Krasnodar in the semifinals of the Russian Cup.<br /><br />In the just concluded season, the former Kano Pillar found the back of the net seven times.<br /><br />Photo Credit : pfc - cska.com<br /><br /><br />