Aviation Safety Network reporting that there was smoke in the cabin immediately after take-off and wheel retraction. A/c landed back on the runway wheels-up.
Seems that retraction was pretty smart for that to have happened, or am I misreading it? (disclaimer, very occasional SLF here)
ASN Aircraft accident de Havilland Canada DHC-8-402Q Dash 8 LX-LGH Saarbrücken-Ensheim Airport (SCN)