Teen runner sets new record for fastest mile by a junior athlete

By Laura Sharman, Patrick Snell, CNN (CNN) — A 16-year-old from New Zealand has set a new world record for the fastest mile run by an under–18 athlete. Sam Ruthe crossed the finish line in an extraordinary 3:48.88 minutes at the John Thomas Terrier Classic in Boston, United States on Saturday, outpacing a field of