Question: What is the name of the retired American basketball player born in 1969, who had sold to him by Michael Heisley a 70% controlling stake in the Grizzlies?
Sentence (from "Michael Heisley"): He agreed in 2006 to sell his 70% controlling stake in the Grizzlies to a consortium including Christian Laettner and Brian Davis, but the group missed a deadline for the purchase and Heisley found no other bidder willing to meet the team's $300M asking price.
Relevant evidence: Yes