Springfield, Illinois – Sean Patrick Grayson, a former Sangamon County Sheriff’s Deputy accused of murdering Sonya Massey in her home after responding to her 911 call about a prowler, has replaced his Naperville, Illinois attorney with a high-profile Springfield criminal defense attorney.

Attorney Mark Wykoff has taken over from Naperville attorney Brian Sexton as Grayson’s counsel, joining Daniel Fultz of the law firm Brown, Hay & Stephens

Today, Grayson will appear in a Sangamon County courtroom at 3:30 PM for a pre-trial motion seeking his release.

Wykoff, who has previously secured the release of two clients facing murder charges, stated in the motion that Grayson would remain at his home in Riverton, Illinois, where he lives with his fiancée. Grayson, a veteran who received a general discharge from the United States Army under honorable conditions, is scheduled to marry in October. He has also recently undergone a significant medical procedure and is still receiving ongoing care.

Wykoff also noted in his motion that all firearms and other weapons have been removed from Grayson’s home and that the Illinois Law Enforcement Training and Standards Board has suspended his certification as a police officer.

Stay tuned to Springfield Leaks for more updates to this article.