According to the NY Daily News, Casey Kasem's eldest daughter, Kerri, will be filing a formal elder abuse claim against her stepmom Jean Casem next week.

This news also comes out at the same time as a private investigator's claim that says Jean Kasem was cheating on her husband before his death.

P.I. Logan Clarke he has evidence Jean Kasem has been involved with a 40-something man known as “JP” who also allegedly lives at the Kasems’ Malibu condo and drives Casey Kasem’s black SUV.

Read more at the NY Daily News