 ABC's Faith Abubay. The manhunt is over for a suspect accused in the ambush killing of a Texas sheriff's deputy. Deputy Fernando Esqueda was investigating the pistol whipping of a worker at a pizza restaurant. He was relentless in going after a serious offender that had harmed a young man just because he got a simple order wrong. Sheriff Ed Gonzalez says that when Esqueda tracked down 44-year-old Ronnie Palmer...