The head of the prime minister’s department is working with the states and territories to harmonise the return of school for 2022. Some states and territories are weighing up delays to school reopening for the new year, to allow more children to be vaccinated for COVID-19, while some insist the term should start as scheduled. Prime Minister Scott Morrison said his department boss Phil Gaetjens was working with state and territory authorities to “harmonise their back-to-school plans”. “Our objective is to go back, stay back, day one term one,” Morrison told reporters in Canberra on Monday. He said the Omicron variant case rate would peak at different times across the country. “We will be working through those issues this week to get further certainty and harmonisation between the states and territories,” Morrison said. Chief Medical Officer Prof. Paul Kelly said health advisers had met to discuss the issue on Sunday …