FILE - In this June 19, 2020, file photo, protesters wear protective masks as they march after a Juneteenth rally outside the Brooklyn Museum, in the Brooklyn borough of New York. A loose network of Facebook groups that took root across the country in April to organize protests over coronavirus stay-at-home orders has become a hub of misinformation and conspiracies theories that have pivoted to a variety of new targets. Their latest: Black Lives Matter and the nationwide protests against racial injustice. (AP Photo/John MinchilloFILE - In this April 30, 2019, file photo attendees take a selfie in front of a Facebook sign at F8, the Facebook's developer conference in San Jose, Calif. A loose network of Facebook groups that took root across the country in April to organize protests over coronavirus stay-at-home orders has become a hub of misinformation and conspiracies theories that have pivoted to a variety of new targets. Their latest: Black Lives Matter and the nationwide protests against racial injustice. (AP Photo/Tony Avelar, File)FILE - In this May 31, 2020, file photo, protesters march away from the State Capitol, in St. Paul, Minn. A loose network of Facebook groups that took root across the country in April to organize protests over coronavirus stay-at-home orders has become a hub of misinformation and conspiracies theories that have pivoted to a variety of new targets. Their latest: Black Lives Matter and the nationwide protests against racial injustice. (AP Photo/John Minchillo, File)
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FILE - In this June 19, 2020, file photo, protesters wear protective masks as they march after a Juneteenth rally outside the Brooklyn Museum, in the Brooklyn borough of New York. A loose network of Facebook groups that took root across the country in April to organize protests over coronavirus stay-at-home orders has become a hub of misinformation and conspiracies theories that have pivoted to a variety of new targets. Their latest: Black Lives Matter and the nationwide protests against racial injustice. (AP Photo/John Minchillo
