Calgary high school student takes top honours at Canada-wide science fair

Queen Elizabeth High School student Max Du created a medical drone that can be used in case of emergency, earning a top spot at the 2022 Canada-Wide Science Fair. Queen Elizabeth High School student Max Du created a medical drone that can be used in case of emergency, earning a top spot at the 2022 Canada-Wide Science Fair.

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Parade shooting suspect charged with 7 counts of murder

A man charged Tuesday with seven counts of murder after firing off more than 70 rounds at an Independence Day parade in suburban Chicago legally bought five weapons, including the high-powered rifle used in the shooting, despite authorities being called to his home twice in 2019 for threats of violence and suicide, police said.