Chelsea are likely to be busy in the summer transfer window as Mauricio Pochettino looks to bolster his ranks further. Pochettino’s young Blues squad has had to deal with many injuries for much of the campaign, which has had a huge impact on their form. However, two big wins against London rivals in a row have put Chelsea within reach of a Europa League place, so there’s definitely some optimism going forward. Now, it looks as though the Blues are already making huge progress in terms of getting the signing of a future superstar over the line. And the player in question is one of Brazil’s most…