Former Chelsea midfielder, John Obi Mikel, has claimed Mauricio Pochettino would have been sacked if Roman Abramovich still owned the club. Abramovich was forced to sell the Stamford Bridge outfit over 18 months ago. The Russian billionaire presided over a ruthless spell of over two decades that saw the team win a lot of silverware. Todd Boehly, who bought the club from Abramovich, is already on his third permanent manager in less than two seasons, but is struggling to replicate the success of his predecessor. Pochettino arrived in the summer and is struggling to get the team performing consis…