Brisbane Times | TPG dives as doubts cast on network plan The Australian TPG Telecom's market cap fell below the $4 billion mark yesterday as Communications Minister Malcolm Turnbull expressed doubt on the legality of the company's plans to build a rival to the National Broadband Network. Shares in TPG fell 4.4 per cent to ... NBN blowout TPG's fibre rollout plan facing examination by Vertigan committee NBN in focus ahead of Malcolm Turnbull's arrival in Griffith |