Source: https://www.irishtimes.com/sport/soccer/english-soccer/chelsea-s-david-luiz-sent-off-as-arsenal-end-their-stamford-bridge-blues-1.3224057?mode=sample&auth-failed=1&pw-origin=https%3A%2F%2Fwww.irishtimes.com%2Fsport%2Fsoccer%2Fenglish-soccer%2Fchelsea-s-david-luiz-sent-off-as-arsenal-end-their-stamford-bridge-blues-1.3224057