This is textbook racism. As in, this is an example that an elementary teacher might use to explain racism to a child: "If someone says all members of a particular race are stupid, that's racism, kids."
Any news outlets that uses any word for this except racism is not reporting the truth.
Celeste Headlee
Trump: "They're all crooks. The Somalians. What they've done to Minnesota. The Somalians. They're crooked as hell. They're all crooks."