Wisconsin, Michigan were key targets of Russia-linked ads on Facebook: CNN
https://www.reuters.com/article/us-facebook-advertising/wisconsin-michigan-were-key-targets-of-russia-linked-ads-on-facebook-cnn-idUSKCN1C90AE
Russia-linked Facebook ads during last year's U.S. presidential election mainly focussed on the states of Michigan and Wisconsin, CNN reported on Tuesday.