(C)GettyImagesRitabrata BanerjeeWhy Kobbie Mainoo may not play for Man Utd against Brentford despite starring role in England friendlies - explainedManchester UnitedKobbie MainooBrentford vs Manchester UnitedBrentfordPremier LeagueKobbie Mainoo remains doubtful ahead of Manchester United's crucial Premier League clash against Brentford on Saturday.Article continues belowArticle continues belowArticle continues belowMainoo doubtful for Brentford clashMissed training on FridayMade international debut for England against BelgiumArticle continues below