BERLIN : Bayer Leverkusen striker Victor Boniface will be sidelined for some time with a thigh muscle injury following his return from international duty with Nigeria, coach Xabi Alonso said on Friday. The injury means that the 23-year-old, who has netted six times in the league for the Bundesliga champions this season, will miss at least Saturday's league game against visitors Heidenheim and their Champions League match against RB Salzburg on Tuesday. "We will have to see how long he will be