While investigators are still working to determine the cause of the crash of Delta Flight 4819, a physicist has offered an explanation for why it flipped over, saying, "The underlying physics is quite simple.

A Delta Air Lines flight from Minneapolis crashed and overturned while landing at Toronto Pearson Airport on Monday afternoon.

Everything we know about flight 4819 that flipped over in Toronto - Twenty-one people were hospitalized after Delta Flight 4819 crashed while landing on a snow-covered runway