Murdoch's Twitter swipe at Turnbull
![Rupert Murdoch](/content/dam/images/1/3/4/o/z/1/image.related.afrIndexLead.320x210.1lzw3w.119nbo.png/1426457806516.jpg)
Rupert Murdoch has fired a broadside at Communications Minister Malcolm Turnbull over his proposed media ownership policy that would allow more mergers between newspapers, TV networks and radio stations but would protect Nine, Ten and Seven's domination of sports broadcasting.