USA Basketball's roster for this summer's FIBA World Cup is rounding into shape with a commitment from Kemba Walker, according to Marc Stein. Stein also reports that Anthony Davis and James Harden are likely to join Walker on the roster.

Stein added that Donovan Mitchell is gaining momentum for a roster spot.

USA Basketball officials are also gauging interest on Zion Williamson's availability.

The World Cup runs from August 31st to September 15th.