This title implies an order of events that is wrong. It exited the runway likely too fast, went down a small grass embankment, and only then did the [left] "Landing gear fail."
See pictures here:
https://avherald.com/h?article=515e3618&opt=0
The article's actual title is more helpful:
> Boeing 737 Max 8 ran off Texas runway into grass
This happens semi-regularly. It is a huge PITA when a larger aircraft does it, since it can shut down runways or taxiways for half an hour or more. Happens a lot with snow, in particular as that can obscure the edge.