Ontario families already grappling with $1-a-litre at the pumps and higher natural gas prices are about to get squeezed again, this time on their electricity bill. Last year's blistering hot summer and the rising cost of powering the province means Toronto households will be paying an average of 5.8 per cent or $81 more over the next year to keep the lights on and air conditioners humming under new rates, effective May 1, unveiled yesterday by the Ontario Energy Board. Toronto got off relatively easy. The impact on homeowners bills will vary wildly across the province, depending on what local...