Joe Mussatto (The Oklahoman) with an update on Hamidou Diallo’s and Andre Roberson’s status. The short answer is that Diallo was a full participant at practice, but Roberson did not participate. Roberson’s status remains a mystery.
Steven Adams was also a full participant, per Erik Horne (The Athletic):
Billy Donovan said Hamidou Diallo and Steven Adams were full contact practice participants today. Diallo has missed the Thunder's last three games with knee soreness, while Adams is being monitored after missing games this season with a left knee contusion.