FILE - In this Thursday, Sept. 13, 2012 file photo, Britain's Prince William and his wife Kate, the Duke and Duchess of Cambridge, walk together as they visit the Kranji Commonwealth Wa

 

              FILE - In this Thursday, Sept. 13, 2012 file photo, Britain
FILE - In this Thursday, Sept. 13, 2012 file photo, Britain's Prince William and his wife Kate, the Duke and Duchess of Cambridge, walk together as they visit the Kranji Commonwealth War Memorial in Singapore. Prince William and his wife Catherine are expecting their first child. St. James’s Palace announced the pregnancy Monday, saying that the Duchess of Cambridge, formerly known as Kate Middleton has a severe form of morning sickness and is currently in a London hospital. William is at his wife’s side. (AP Photo/Nicolas Asfouri, Pool, File)