William and Kate head to the US for first time in eight years
London (AFP) - Prince William and his wife Kate head to the United States this week for their first visit in eight years, and the popular couple's inaugural trip as prince and princess of Wales. The three-day visit to the northeastern city of Boston culminates on Friday evening with a star-studded ceremony for William's Earthshot Prize initiative to tackle climate change. The awards ceremony -- described by royal insiders as William's "Superbowl moment" -- is now in its second year, and rewards five innovators with £1 million each ($1.2 million). A host of stars are expected at Boston's MGM Mu...