Fissures within the famously fractured Sumner Redstone family widened Tuesday when his granddaughter asked to join the contentious court battle over whether the media mogul is mentally competent ...

Sumner Redstone’s granddaughter, Keryn Redstone, wrote in a 2016 email that the media titan had become a mumbling “ghost” — a man “ incapable of understanding anything that is happening ...

A declaration filed in court Tuesday by Sumner Redstone’s 34-year-old granddaughter Keryn provides an airing of family linen that would do the Bravo network proud.. Referring to her frail, 92 ...

The Redstone granddaughter is critical of Viacom’s Dauman for settling his dispute with Sumner Redstone, before the court fully probed his accusation that he had been pushed aside as a board ...

Lawyers for Sumner Redstone and one of his granddaughters came to terms in a Canton courtroom yesterday on a deal that paves the way for ... Sumner Redstone”s granddaughter settles battle ...

Sumner Redstone’s heiress granddaughter is sued, accused of defaming former assistant. One of the late Sumner Redstone’s grandchildren is being sued by her former personal assistant.

Sumner Redstone’s granddaughter will not be allowed to join the lawsuit presented by the media mogul’s ex-girlfriend Manuela Herzer over his health care. On Wednesday, Judge David J. Cowan ...

The relentless blood feud inside the Redstone family over control of its $40 billion media empire spiraled to new heights Tuesday, as Sumner Redstone's granddaughter, Keryn, accused her aunt ...

A judge has agreed to hear Sumner Redstone’s granddaughter’s request to review documents outlining the settlement between Viacom and National Amusements struck last week. Keryn Redstone had ...

Sumner Redstone's granddaughter Keryn Redstone wants to join the media mogul's former companion Manuela Herzer's ongoing legal fight.

The already complex collection of lawsuits to determine the fate of Sumner Redstone's media empire just became a little more complicated. His granddaughter Keryn -- daughter of his estranged son ...

Keryn Redstone asked the court to become a co-petitioner along with her grandfather's ex-companion Manuela Herzer and submitted a declaration supporting her claims.