Top Stories for Thursday 19 March 2015

At least 19 people killed in an attack on popular Tunisia museum; Police test infant formula cans after parents notice possible tampering; Dusty politics enters Northland by-election; Reti's "threats" smack of desperation - Peters; Second Roast Busters report out today; Aid agencies in Vanuatu still scrambling to assess the full damage of Cyclone Pam.