Share 'Air Canada jet's parts fall from sky after engine failure [PICS]'

The investigation continues into an air scare over Canada, as pieces of a commercial jet reportedly fell from the sky. Witnesses said they heard a loud boom and saw pieces of an Air Canada Boeing 777 rain down on cars in Toronto near Pearson International Airport. A car's rear window was smashed after parts from an Air Canada jet tumbled from the sky following engine failure. Most of the chunks…