Prince William Videos
Why Kate left the hospital so quickly after delivering royal baby no. 3
Dr. Jennifer Ashton discusses everything we know about Duchess Kate's health and the son she and Prince William welcomed on Monday.
World awaits name of Britain's new royal baby
Princess Kate and Prince William spent their first night at Kensington Palace with their third child, an 8-pound, 7-ounce baby boy.
For royal superfans, the great Kate wait was worth it
ABC News' Molly Hunter chatted with royal superfans after parents Kate and Will introduced baby boy Cambridge to the world.
It's a boy: Kate gives birth to a new prince
The Duchess of Cambridge gave birth to an 8 pound, 7 ounce boy at 11:01 a.m., on Monday morning, with royal officials announcing the birth about two hours later.
Prince William , Duchess Kate welcome baby boy to the royal family
Siblings Prince George and Princess Charlotte were seen walking into the hospital for a visit.
Prince William , Princess Kate show off baby boy
Princess Kate delivered an 8 pound, 7 ounce boy at St. Mary's Hospital in London.
Today's biggest stories: A hero and a royal baby
ABC News' correspondents around the globe talk the latest on POTUS hosting the French president, the Waffle House hero and the royal baby boy!
Prince George, Princess Charlotte visit their new baby brother
George, who turns 5 in July, and Charlotte, who turns 3 next week, were brought to St. Mary's Hospital in London by their father, Prince William.
Prince William , Princess Kate welcome baby boy
Kate, 36, delivered her third child, a boy weighing 8 pounds, 7 ounces, at St. Mary's Hospital in London.
Queen Elizabeth II celebrates 92nd birthday
Meghan Markle and Prince Harry were at an Invictus event as the queen celebrated her birthday.