Jurgen Klopp calls for cool heads ahead of Merseyside derby

The cross-city encounter has had the most red cards of any among top-flight teams - 20 in the last 46 — although none in the last nine.
And while Klopp may inspire his team, and the crowd, with his arm-waving, fist-pumping actions in his technical area, he expects a more controlled approach on the pitch.