Top Stories for Wednesday 3 April 2013

Meridian says Rio Tinto must come to the party for Tiwai deal. Mayor of Invercargill calls urgent meeting over smelter. Diving company says salvage operation could be dangerous. Olly Ohlson challenges Gerry Brownlee on red zone status. Could airlines soon charge you for each kilo you weigh? Research says Pacific children, Maori at risk on Auckland roads. Labour continues its criticism of PM's role in GCSB appointment. Gerry Brownlee on Christchurch red zone status.