What happened: Antonio Lang will serve as head coach of the Atlanta Hawks' Summer League entry in Utah, while Sanjay Lumpkin takes the same role for the team's Las Vegas squad. The split assignment puts a different member of the staff in charge at each of the two offseason events.

Why it matters: Summer League head-coaching slots typically go to assistants the organization wants to develop, giving Atlanta a live look at how Lang and Lumpkin manage rotations and in-game decisions. The two postings also determine who oversees the Hawks' young players and incoming draft picks across the Utah and Las Vegas circuits.

What to watch: Watch the Hawks' Summer League opening lineups in Utah and Las Vegas to see how each staff distributes minutes among the team's rookies and roster hopefuls.