Source: https://www.irishtimes.com/sport/soccer/english-soccer/klopp-defends-salah-substitution-against-everton-1.3325278?mode=sample&auth-failed=1&pw-origin=https%3A%2F%2Fwww.irishtimes.com%2Fsport%2Fsoccer%2Fenglish-soccer%2Fklopp-defends-salah-substitution-against-everton-1.3325278