Hayden Panettiere's family are backing Wladimir Klitschko's bid for legal guardianship of their daughter's estate.
The former boxer's legal team made an "urgent and essential" appeal to the courts earlier this week in order to ensure he is eligible to file a probate petition for Hayden's estate on behalf of 11 year old Kaya following the Heroes actress' passing at the age of 36 last month.