By Graeme Murray & Lauren Welch The Prince of Wales was “ambushed” by a group of youngsters during a royal engagement, but had an adorable response. William was paid a visit to a charity that provides support to suicidal men and it was his final visit of the day. But as he left the Newcastle centre he was seen with a delighted group of children. William, a father to three young children, stopped and asked them: “Where are you? Where [are] you off to? Are you off on an adventure?” An adult who was present told the prince “we are”, and revealed they were headed to “the park”. Before William left…