Scotland-based midfielder Laryea Kingston has returned to training with the Black Stars ahead of their clash with Sudan.The Hearts midfielder missed the two previous World Cup qualifiers against Benin and Mali because of a chronic hamstring injury.But he returned to training with the Black Stars on Saturday after recovering from the injury that kept him out of most of the Scottish league season.Even though Kingston turned up for training at the behest of coach Milovan Rajevac but it is not certain whether he will travel with the squad to Kenya on Saturday.He was out for nearly three months that kept him out of the World Cup qualifier against Benin in April and he missed the match against Mali.Ghana are keen on getting a result in match in Sudan to boost their chances of qualifying for the World Cup.Source: Ghanasoccernet.com