Updated: Pole vault record holder Isinbayeva retires from competing

RIO DE JANEIRO — Yelena Isinbayeva, the pole vault world record holder, says she is retiring from competing in the sport. Isinbayeva was prevented from seeking a third Olympic title in Rio de Janeiro after the IAAF banned all but one Russian track and field athlete from the games over their country’s state-sponsored doping scandal. […]