LAS VEGAS — Nearly an hour had passed since the Golden Knights had completed their practice at City National Arena on Monday, but one person remained on the ice.



Marc-Andre Fleury faced shots for as long as he could, until his teammates had departed. He stayed for a while longer anyway, then signed autographs for dozens of fans while still on his skates.



“It’s good,” Fleury said later, “to stay busy.”



Hockey’s most famous smile hasn’t been as evident during the past six weeks, not since Fleury lost his father to lung cancer. Andre Fleury died on Nov. 27, one day before his son’s 35th birthday. He was only 63.



Teammates and staff members in Las Vegas acknowledge the obvious, that Fleury hasn’t been himself in recent weeks. The iconic positive energy has been replaced by polite but forced smiles.



“He’s such a professional that he hasn’t missed a beat in between the...