by Julia Angwin @ ProPublica.org

by Julia Angwin @ ProPublica.org

Facing a wave of criticism for allowing advertisers to exclude anyone with an “affinity” for African-American, Asian-American or Hispanic people from seeing ads, Facebook said it would build an automated system that would let it better spot ads that discriminate illegally.

Federal law prohibits ads for housing, employment and credit that exclude people by race, gender and other factors.