The Portland Trail Blazers have found a new ownership group led by Tom Dundon, a businessman with diverse investments in sports and entertainment who has committed to keeping the team in Portland. The Paul Allen estate has reached a tentative agreement with Dundon and a group of investors in a deal reportedly exceeding $4 billion.

One of the NHL's more prominent owners has agreed to purchase the Western Conference NBA team in a move that could shake up the franchise.

The NBA ownership carousel kept spinning on Tuesday, with private equity billionaire Tom Dundon agreeing to buy the Portland Trail Blazers for just over $4 billion from Paul Allen's estate. The league also approved Bill Chisholm's purchase of the Boston Celtics,