MINNEAPOLIS (FOX 9) - A 32-year-old Iowa woman accused of stabbing her girlfriend to death in June at a Minneapolis apartment and then hiding the body in her vehicle was found guilty on Monday.

Margot Lewis convicted of murder

What we know:

Margot Lewis was convicted in Hennepin County Court of second-degree murder with intent and second-degree murder without intent while committing a felony in the death of Liara Tsai. The incident happened June 14.

Body found in mattress after southern MN crash

The backstory:

Olmsted County deputies found the body inside Lewis' car after responding to a crash on I-90 near the Highway 42 exit. In the crash, deputies say Lewis' Chevy Sonic had gone off the road while going approximately 105 mph and hit a guard rail.

When deputies arrived, Lewis

See Full Page