A story of insanity and suicide lies at the heart of the mountain retreat of the would-be President THE next time that John Kerry visits his $4.9 million winter retreat in the Rocky Mountains, he would do well to dust off an old certificate boasting about the building’s illustrious history. A framed scroll of parchment written in stilted medieval English reveals that the exclusive hideaway he shares with his wife in Ketchum, Idaho, is a dream American vacation home with a difference: it spent most of its 500 years on a farm in East Anglia. Locals in the village of...