You might not have noticed, but Chelsea's defence was a little shaky this season.
The Blues ended the campaign having conceded a whopping 79 goals in all competitions, which is their worst record in 30 years. For a team with dreams of winning the Premier League title, that's a long, long way away from being even close to good enough.
Something has to change, but what? Who is to blame?
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Source: 90min
