Los Angeles Kings' goalie Jonathan Quick (L) and defenseman Jake Muzzin (2nd L) protest the net against Dallas Stars' forwards Brett Ritchie (C) and Gemel Smith (2nd R) during a 2017-2018 NHL hockey game in Los Angeles, the United States, on Feb. 22, 2018. Dallas Stars won 2-0. (Xinhua/Zhao Hanrong)