However, the team still holds his draft rights.
The Texans will own Henson's draft rights for a year.
"But it's very important for us to keep our young players and, two, not lose draft rights to up-and-coming people."
Lawson's draft rights were soon traded to the Denver Nuggets.
His draft rights were then traded to the Washington Wizards.
His draft rights were then traded to the Minnesota Timberwolves.
As such, he helped draft civil rights, immigration and other legislative bills.
His draft rights were traded to Cleveland, where he played last season.
His draft rights were later traded to the Dallas Mavericks.
His draft rights were then traded to the Phoenix Suns.