David Luiz shirt-pull was ‘not enough’ for a penalty, says Unai Emery

• Liverpool’s spot-kick was ‘very soft,’ says Arsenal coach
• Jürgen Klopp lauds ‘incredible’ display from Mohamed SalahUnai Emery put his credibility on the line by defending David Luiz’s mistake in giving away a penalty during Arsenal’s 3-1 defeat at Anfield, admitting the defender’s shirt-pull on Mohamed Salah was the pivotal incident but arguing the referee had been harsh in pointing to the spot.This seemed a bizarre stance to ad