Top Stories for Thursday 13 March 2014

New Zealander may have witnessed Malaysian plane on fire; Two dead, 18 missing as gas explosion destroys two NY buildings; Collins says recent publicity over Oravida wake-up call; Labour says Collins should go if she doesn't understand conflicts of interest; Christchurch prepares for another deluge; RBNZ rate hikes expected to start today; Former governor comments on OCR decision.