Blamed for several recent fires, these popular batteries may face regulations in Canada  CTV NewsToronto crews knock down four fires involving batteries in just over 24 hours  CP24Toronto on track for a record year of lithium battery fires after two blazes Wednesday  Toronto StarToronto Fire issues urgent warning after 3 lithium-ion battery fires in less than 24 hours  Yahoo News CanadaLatest in string of fires involving lithium-ion batteries injures 4: Toronto Fire  CBC