"Australia's Next Top Model" host Sarah Murdoch -- yes, the one who announced the wrong winner on live TV, and, yes, daughter-in-law of Rupert -- has explained what happened to the country's news show, "A Current Affair." Frockwriter has the details. Murduch told "A Current Affair":"The last thing that had been communicated to me through my earpiece was Kelsey 1, Amanda 2...