Meghan Markle's Half Sister Vows Explosive Tell-All Book

Meghan Markle's half sister has threatened to release a tell-all book at the same time as the Duchess of Sussex is set to deliver her first child with Prince Harry. 54-year-old Samantha Markle vowed to "hold nothing back" in her book entitled "In the Shadows of The Duchess" that is set to be published by the end of April. The second part of the book will be out in July.