During his run as interim host of ABC’s This Week with…, Senior White House Correspondent Jake Tapper lobbied valiantly (but unsuccessfully) to get former Alaska Governor Sarah Palin to appear on the program. While covering the shenanigans in Iowa this week, Tapper seized on the opportunity to finally get Palin to answer some “substantive questions,” but before Palin would face Tapper’s queries, she had priority business to take care of: “I’m gonna go meet a heifer first.” Tapper’s amused, bemused reaction was priceless. “A heifer first?” After a few minutes of milking the spotlight (setting the mooed?) at the Iowa...