Gabriel, 15, in Barcelona amid speculation over future

JJ Gabriel has told Manchester United he wants to leave [Getty Images]Manchester United youngster JJ Gabriel has travelled to Barcelona as some of Europe's biggest clubs continue to vie for his signature.The 15-year-old has told United he wants to cancel his registration with immediate effect.BBC Sport reported on Thursday that Real Madrid have a firm interest in the forward, and Bayern Munich, Paris St-Germain and Barcelona are also known to be keen.It is understood Gabriel left the UK on Thurs