Former Chelsea defender Jason Cundy has given a shock assessment of Arsenal after they put his former club to the sword. Arsenal battered Chelsea 5-0 at the Emirates Stadium on Tuesday evening. The Gunners were somewhat wasteful in the first half. Whilst they largely dominated possession and territory, they only had a 1-0 lead at the break by virtue of Leandro Trossard’s early opener. It should have been more. Kai Havertz was criticised for spurning a shooting opportunity, whilst Declan Rice and Bukayo Saka also fired efforts wide. Chelsea, for their part, did offer some threat on the counter-…