What you need to know this Thursday lunchtime:In News- Some schools could be forced to close in the coming days due to lack of staff and the owner of a chain of Supervalu supermarkets says the reliance of businesses on students and less experienced staff needs to be examined.In Sport- Novak Djokovic is to remain in Australia in a quarantine Hotel and until at least Monday and Chelsea defeated London rivals Tottenham 2-0 last night.