I'll provide the link in a moment. This was on Twitter with Jeff Goodman tweeting it out. Let me try and find the original source. Wish him all the best.

"Oklahoma has picked up Ohio State transfer Austin Grandstaff, his father told ESPN."

https://mobile.twitter.com/JonRothstein?ref_src=twsrc%5Etfw

https://thefootballbrainiacs.com/ou-oklahoma-sooners-basketball-austin-g...