Why did Kraken star Brandon Montour decide to step away from the NHL indefinitely?

Seattle Kraken’s key defenseman Brandon Montour is taking a temporary leave for a family matter, impacting the team’s strong season start. Montour, who has four assists in four games, will be replaced by Cale Fleury. The Kraken, currently second in the Pacific Division, face a tough road trip without their veteran blue-liner.