Ongoing trade market: Kuminga, Watson, Harden, DeRozan still unsigned

Free agency drags into August with several key players unsigned. Jonathan Kuminga's market is soft but Lakers, Cavs, Bucks remain interested. Peyton Watson declined a $70M offer from the Nuggets, opening sign-and-trade possibilities with Cavs, Clippers, Bucks. Cavs are clearing cap for a sign-and-trade but Harden's patience may force a pivot. DeMar DeRozan likely to Heat. James Harden's waning patience could collapse multiple deals.