. >> 80 people on board, all surviving, including brian erickson. >> we were coming in pretty hot, you know, it was it seemed like it was a very rough landing. and then all of a sudden it's like, wait a minute, we're rolling to the right. what's going on? >> the plane taking off from minneapolis on approach in toronto. the landing gear apparently collapsing, the right wing hitting the ground, sparking a wall of fire. the plane rolling over onto its roof, sliding down the runway. >> something went wrong in the last 10s of this flight. we have data that shows that a 1000ft per minute descent rate had built up just prior to touchdown. that's about almost twice as what it should have been just prior to touching down. >> abc news obtaining this video from inside the plane. chaotic moments as passengers rushed to get out. people still in their seats hanging upside down. officials pointing to weather as a possible factor in the crash. there were wind gusts of up to 40 miles an hour, kicking up snow on the ground. >> on thursday and sunday. we got more than 20in, 50cm of accumulated snow. that