13/52 and 13/90 are racist numeric codes used by white supremacists to portray African-Americans as savage and criminal. White supremacists claim that Blacks make up only 13% of the U.S. population but commit 52% of all murders and 90% of all violent interracial crime.
I'm no fan of racism, but those are FBI crime statistics, not a "claim" on the part of White Supremacists.
From the ADL list:
I'm no fan of racism, but those are FBI crime statistics, not a "claim" on the part of White Supremacists.