As Prince Harry and Prince William put on a "united front," amid their estranged relationship, at their late mother Princess Diana statue unveiling in the Sunken Garden of Kensington Palace, The Duke of Sussex has already headed back to Los Angeles to reunite with his wife Meghan Markle and their two children - son Archie Harrison Mountbatten-Windsor, 2, and daughter Lilibet Diana Mountbatten Windsor, who was born on June 4.According to photos obtained by Daily Mail, Harry's car was spotted