Top private and public schools across Melbourne’s eastern suburbs are conducting bathroom patrols and bag checks to catch students as young as 12 smoking e-cigarettes between classes.A truck driver who killed four police officers on the Eastern Fwy did drug deals between his deliveries and was drug-affected and sleep-deprived leading up the tragedy.Mass vaccination centres for emergency service workers will be set up in Melbourne with thousands of workers a week to receive their jab when the second step of the vaccination is rolled out.The Demons Majak Daw admits he thought he was done with AFL before he was given another chance by Melbourne and has vowed to work hard to earn a senior debut with his new team.For updates and breaking news throughout the day, take out a subscription at heraldsun.com.au