The Cavaliers reportedly have traded Thomas and Channing Frye to the Lakers for Larry Nance and Jordan Clarkson.
The Pistons have been dealing with injuries in their backcourt, and by adding Nelson, they at least address some of their depth issues.
Despite a stuttering start to his Cleveland Cavaliers career, Isaiah Thomas does not want to be traded again.
Thomas isn't rumored to be traded, but Cleveland has reportedly shopped J.R. Smith, Iman Shumpert, Tristan Thompson, and Channing Frye.
Ball has missed 11 games with a knee injury and has already been ruled out for Thursday's game against the Thunder.
James Harden led the way as the Houston Rockets overcame the Miami Heat.
Wednesday's game at Smoothie King Center was delayed for nearly two hours before the NBA made the decision to call it off.
After knocking off then-No. 4 Duke on Saturday, the Red Storm upset top-ranked Villanova on Wednesday in Philadelphia.
Thomas currently last in the NBA in defensive efficiency and is shooting 35 percent in the process.
Willy Hernangomez was named to the first-team All-Rookie squad in 2016-17, but he has played in just 25 games this season for the Knicks.