That's a biggie.
Ericssons DRS didn't appear to close before he speared off the track.
Indeed.
I've said before that DRS can be dangerous if it fails and is locked open.
Glad to see him walking away okay.
Ericsson's crash on formula1.com for those who aren't able to watch Sky:
https://www.formula1.com/en/video/2018/8/FP2__Ericsson_escapes_high-speed_roll.html