SALEM, N.H. — Former Republican senator Rick Santorum, who squeaked to within eight votes of former Massachusetts governor Mitt Romney in last week’s Iowa caucuses, acknowledged Monday that a second-place finish for him in New Hampshire is unlikely. [Snip] Leaving the frozen event, Santorum also declined to take a shot at Romney over a remark earlier from the front-runner that he “likes to fire” workers who are not doing a good job. “We try to hire good people, we try to keep them employed. If someone if obviously not performing their duty and their mission, obviously a business has a...