Canada floods: More Alberta cities placed on alert
Source: BBC News
More communities in the Canadian province of Alberta have been placed on flood alert as high water levels move downstream from the city of Calgary.
About 10,000 residents in low-lying areas of the city of Medicine Hat have been ordered to leave their homes.
In Calgary, river levels have receded but the city remains under a state of emergency.
The floods, triggered by torrential rain, have killed at least three people and displaced more than 100,000 others.
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