Probably won't hear anything until mid to late next week at the earliest. 

AFCA Convention is held Jan 7-10 and anything will likely wait until after that. Also appears Day is looking to the NFL so that will have to wait until whoever he is looking at is done with the season/playoff run.

Latest bit of Info shared by Firethecannon:
https://footballscoop.com/news/sources-major-staff-changes-expected-at-o...

Football Scoop: “Sources: Major staff changes expected at Ohio State”

-“Ryan Day informed the staff he plans to hire a new offensive coordinator and that coordinator will be empowered to evaluate the current staff and make new hires if he believes that will improve the team”

- “Brian Hartline … is considered to be safe”

- “Changes are believed likely to occur in all three phases for the Buckeyes. It is expected that Buckeye special teams will have new leadership next season,”

- “Ryan Day is also expected to make a change on the defensive staff as well.”