SEPTEMBER 14: The signing is now official, the Kings announced in a press release.
Okpala spent the past three seasons with the Heat, playing a combined 63 games. He got into 21 games last season, averaging 3.7 points and 2.0 rebounds in 11.6 minutes per night, before being traded to the Thunder at the February deadline. Oklahoma City waived him two days later and he has been out of the league since then.
The 23-year-old has experience playing for new Sacramento coach Mike Brown as part of the Nigerian national team, Haynes notes (Twitter link).