After Saturday’s trouncing of the Lakers, the Celtics were fairly ho-hum about their play. Los Angeles was depleted by injuries and are fully in the tank. It was Boston’s third straight win out west and it was again a business-like four quarters approach to the game. As it’s been all week, the focus is on togetherness and playing the right way. Kyrie Irving said, “We just want to play well. Everybody has to step up. It starts with me and it starts with my energy and my spirit. When everyone is on the same page, we’re a different team.