Chelsea have been offered the chance to sign Espanyol striker Martin Braithwaite. That is according to transfer speculation this week. Journalist Graeme Bailey has told HITC Football that Spanish second division club Espanyol have offered their player Martin Braithwaite to clubs in England. It is understood that Chelsea and Manchester United have been contacted about the 32-year-old. Also, Arsenal, Fulham, West Ham and Wolverhampton Wanderers have received approaches. The report says that Espanyol’s centre-forward could be available to sign for only £5 million because of a clause in his curren…