Trust Me by Richard Z. Santos

Charles O'Connell is riding an epic losing streak. Having worked in politics since college, he is used to losing races, but he never imagined that his most recent candidate would end up in jail and that he would also need an attorney. His euphoria at not joining his boss in prison is short-lived no one will hire him now, his credit cards are maxed out and his marriage is on the rocks. An unexpected offer to work in Santa Fe, New Mexico, doing public relations for a firm building the city's new airport feels like an opportunity to start fresh and make connections with powerful people out west. But when the construction crew unearths a skeleton, Charles' fresh start turns into another disaster. Soon, a group of Apache claims the site holds Geronimo's secret grave