A seven-year-old boy who aspires to save lives at sea when he grows up is set to walk 40 miles to Hunstanton’s lifeboat station. Johnathon Jarvis will be setting off from his home in Upwell on May 30 and walking all the way to Hunstanton’s lifeboat station to raise money for the RNLI. The youngster will be joined by his parents, Kayleigh and Lee Jarvis – as well as various friends and family members – on the walk which will take place across four days with overnight stays planned in between. In 2022, Johnathon walked a mile for charity, and last year he walked a mile every day in May to raise …