In today's episode, Meridian is eyeing fast track approval to power up its energy generation; The government is hoping its new plans to fast-track more supermarkets will help to put a lid on the cost of living through more competition; Officials say the government's approach to overhauling workplace safety risks repeating the failures identified after Pike River; Two children have been killed in a shooting at a Catholic school mass in the US; Fewer people are getting Covid boosters. Over 65s have the highest uptake with more than 70 percent having had at least one, while for those under 50, it's just 20 percent.