7NEWS Update - Tuesday April 12, 2022: Teen killed at Sydney Easter Show; more travel chaos

A teenager has been stabbed to death and another has been seriously injured following an incident at the Sydney Royal Easter Show; travellers are still being forced to wait hours to board flights at the country's busiest airports; and Westpac has a new way to protect customers from dodgy overseas sellers. Presented by Angie Asimus. More news across the day on 7NEWS.com.au and 7Plus. Hosted on Acast. See acast.com/privacy for more information.