with an amber heat warning now in place across much of the country, limbering up for a half marathon on perhaps not the best idea. there limbering up for a half marathon on perhaps not the best idea.- perhaps not the best idea. there is a water station perhaps not the best idea. there is a water station at perhaps not the best idea. there is a water station at the perhaps not the best idea. there is a water station at the top - perhaps not the best idea. there is a water station at the top of - perhaps not the best idea. there is a water station at the top of the i a water station at the top of the hill. . , , ., ., , hill. organisers in london s richmond hill. organisers in london s richmond park hill. organisers in london s richmond park advising - hill. organisers in london s - richmond park advising runners to take it easy and stay hydrated. stayed cool yesterday by drinking lots of stayed cool yesterday by drinking lots of water all day. we are wearing lots of water