Not really changed since last week.
Biden 61%
Sanders 36%
Some of the crosstabs, though sub-samples may be small.
Males: Biden 60, Sanders 36
Females: Biden 61, Sanders 36
Gen Z (18-22): Sanders 70, Biden 29
Millennials (23-38): Sanders 59, Biden 39
Gen X (39-54): Biden 62, Sanders 36
Boomers (55-73): Biden 77, Sanders 19
Whites: Biden 62, Sanders 35
Blacks: Biden 65, Sanders 34
Hispanics: Sanders 53, Biden 45
Asian-Americans: Biden 53, Sanders 45
Liberals: Biden 56, Sanders 42
Moderates: Biden 70, Sanders 27
Conservatives: Biden 66, Sanders 25
Favorability:
Joe Biden: 76/20 (+56)
Bernie Sanders: 73/22 (+51)
https://morningconsult.com/2020-democratic-primary/