KANSAS CITY, Mo. — Almost all the Chiefs’ receivers entered the team’s locker room together ahead of Wednesday’s practice. The one difference among the men talking is one of them, Tyreek Hill, had a black sling around his right shoulder.



The Chiefs possess an explosive offense because they have a collection of talented skill-position players. But Hill is perhaps the most dynamic one not named Patrick Mahomes, the NFL’s reigning MVP. Hill, the NFL’s fastest player, sustained the first major injury of his four-year career when he damaged his collarbone early in the Chiefs’ victory over the Jacksonville Jaguars.



Hill will not play in Sunday’s game against the Oakland Raiders. He is expected to miss at least a month, and his return might not happen until closer to the midway point of the season. Before Wednesday’s practice, Rick Burkholder, the team’s vice president of sports medicine, gave an update on...