New York [US], September 23 (ANI): Noting that the four Quad countries have a common vision that there should be a free and prosperous Indo-Pacific, US Ambassador to India Eric Garcetti has said that group is about finding solutions to common challenges and standing up for principles that not every country shares. In an interview with ANI, Garcetti said that Quad is a powerful place to set a vision, to share principles and to come up with common solutions. US President Joe Biden hosted the sixth Quad Summit at his home town in Wilmington, Delaware, and it was attended by Prime Minister Narendr…