James Middleton is getting candid about his mental health battle and the comforting role his older sister, Kate Middleton, played in helping him through hard times. James opens up about a battle with depression and suicidal ideation in his new memoir which celebrates the life of his spaniel,

Kate Middleton, the Duchess of Cambridge, has recently been the subject of growing public concern and speculation due to her health

Kate Middleton's recent illness has led to public scrutiny of the British Royal Family's social media comments. Reports suggest her cancer diagnosis was earlier than disclosed, with symptoms misattributed to other issues.

She hosted a meeting for her early childhood initiative Tuesday at Windsor Castle, her signature royal project.