Chelsea will be active again this summer. The Blues will be busy once again this summer as they look to improve their squad under yet another new manager. One player the Blues have been keen on for a little while is Michael Olise. Chelsea, of course, almost signed Olise last summer before signing a new contract with Crystal Palace. According to Sami Mokbel, speaking on The Byline, Chelsea are still interested in Olise, claiming that the Blues could do a deal for the £60m man towards the end of the transfer window once they’ve addressed some other problems. Chelsea could sign Olise at the end o…