If we model the result in NV using Iowa precinct data, you get...
Sanders 32,
Buttigieg 18,
Biden 18,
Warren 16,
Klob 9.
Now, lots of change since Iowa and Steyer is a factor. But directionally, look at what happens for each candidate: Sanders up, Biden up a bit, rest down.

— Nate Cohn (@Nate_Cohn) February 18, 2020