A rare challenge to Abbott's free pass

Something unusual is happening.  Tony Abbott is finally being challenged in the mainstream media about his positions refugees and the Carbon Tax.  Could this be the prelude to a(nother) Liberal leadership challenge?   It's certainly true that Malcolm Turnbull's profile in the media is a lot higher in recent weeks than it has been.

A rare challenge to Abbott's free pass - The Drum - ABC News (Australian Broadcasting Corporation)