Mexico suspends search for Hartley as intelligence analyst highlights possibility of more killings, beheadings (Full title) ZAPATA — Mexico’s search for McAllen man David Michael Hartley was temporarily suspended Thursday with no definite word as to when it would resume. Hartley, 30, is widely presumed dead after what his wife, Tiffany Young-Hartley, has described as an attack by cartel "pirates" Sept. 30 on the Mexican side of Falcon Reservoir, a sprawling waterway that spans the country’s border with the U.S.