A Delta Air Lines flight from Minneapolis crashed and flipped on its back when landing at Toronto Pearson International Airport on Monday afternoon. Here's what we know so far.

A Delta Air Lines commuter jet crashed at Toronto Pearson Airport without fatalities. The plane, landing in severe weather, flipped over, but all 80 people on board survived. The NTSB and Canadian authorities are investigating the incident.

Toronto Pearson International Airport reported Monday afternoon that a Delta flight arriving from Minnesota was involved in an “incident” while making its landing. The plane ended up on the runway where it appeared to be upside down.

As investigators work to determine what caused Delta Flight 4819 to crash and overturn at Toronto Pearson International Airport on Monday, the Toronto Pearson president and CEO noted the "extreme conditions" at the airport in the days before the dramatic incident.

By David Shepardson (Reuters) -Delta Air Lines CEO Ed Bastian said on Wednesday the pilots of the regional jet that flipped upside down upon landing in Toronto this week were experienced and familiar with flying in wintry conditions.