GALLUP — The former top financial officer for the Navajo Nation is facing new accusations that she lied to tribal officials to hire an outside company for rapid COVID-19 testing services and misled officials to use federal coronavirus pandemic relief funds …GALLUP — The former top financial officer for the Navajo Nation is facing new accusations that she lied to tribal officials to hire an outside company for rapid COVID-19 testing services and misled officials to use federal coronavirus pandemic relief funds …