Princess Eugenie expecting third child this summer Getty Images Princess Eugenie shared the news on her Instagram page Princess Eugenie and her husband Jack Brooksbank are expecting their third child together, Buckingham Palace has announced. "His Majesty The King has been informed and is delighted with the news," the Palace said on social media. The couple's two children, August, aged five, and Ernest, aged two, are "also very excited to have another sibling join the family", the message said. The baby is due this summer. "Baby Brooksbank due 2026!" the caption read, followed by a series of red hearts and a baby emoji. The new arrival - who will not be an HRH - will be 15th in line to the throne, moving ahead of their great-uncle the Duke of Edinburgh, Prince Edward. Buckingham Palace Princess Eugenie's sons August and Ernest are "very excited", Buckingham Palace says Brooksbank celebrated his 40th birthday on Sunday.…