By KOSTYA MANENKOV, Associated Press MOSCOW (AP) — A Russian man in the far eastern city of Vladivostok ran circles around his bed for more than 10 hours in an effort to replicate completing a 100-kilometer ultramarathon. Experienced ultra-runner Dmitry Yakukhny had planned to run the 250-kilometer (155-mile) Marathon des Sables in the Sahara Desert this month,