A dead woman’s key fob and two grisly crime scenes: How the Utah triple-murder suspect was tracked across state lines

As investigators raced to find the person responsible for three killings in rural Wayne County, Utah, they used automated license plate readers and a victim’s own vehicle key fob to track their suspect – a man police said has no connection to the victims or the region that is known for its awe-inspiring landscapes dotted with quiet, small towns.