‘Poisoned in a pool’: Children fall ill in Canmore, Alta., hotel pool CTV NewsMass casualty incident declared after multiple children fall ill at Canmore pool rmoutlook.comMass casualty incident declared after children fall ill from swim at Alberta pool Global News11 children hospitalized following incident at Canmore hotel pool CBCKids sick at Canmore pool prompts initial mass-casualty response calgary.citynews.ca
