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Chan-jo Jun, lawyer of Syrian refugee Anas Modamani, talks to the media in the district court in Wuerzburg, southern Germany, on March 7, 2017. The court ruled that US social media giant Facebook is not obliged to actively search out and delete defamatory posts, like those that had falsely linked the claimant, Anas Modamani, to Islamist attacks and violent crimes. / AFP PHOTO / THOMAS KIENZLE (Photo credit should read THOMAS KIENZLE/AFP/Getty Images)

Chan-jo Jun, lawyer of Syrian refugee Anas Modamani, talks to the media in the district court in Wuerzburg, southern Germany, on March 7, 2017.
The court ruled that  US social media giant Facebook is not obliged to actively search out and delete defamatory posts, like those that had falsely linked the claimant, Anas Modamani, to Islamist attacks and violent crimes. / AFP PHOTO / THOMAS KIENZLE        (Photo credit should read THOMAS KIENZLE/AFP/Getty Images)

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BERLIN, GERMANY - AUGUST 29: A sign outside marks the location of the Berlin Facebook offices on August 29, 2016 in Berlin, Germany. The German government has put pressure on Facebook to curb users from posting hate speech in Facebook posts, which has become more virulent in the past year as Germany grapples with processing asylum requests and integrating those approved from the approximately one million refugees and migrants who arrived in 2015. (Photo by Sean Gallup/Getty Images)

BERLIN, GERMANY - AUGUST 29:  A sign outside marks the location of the Berlin Facebook offices on August 29, 2016 in Berlin, Germany. The German government has put pressure on Facebook to curb users from posting hate speech in Facebook posts, which has become more virulent in the past year as Germany grapples with processing asylum requests and integrating those approved from the approximately one million refugees and migrants who arrived in 2015.  (Photo by Sean Gallup/Getty Images)

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Facebook founder and CEO Mark Zuckerberg (R) arrives to receive the Axel Springer Award with his wife Priscilla Chan in Berlin on February 25, 2016. Facebook announced it was donating computer servers to a number of research institutions across Europe, starting with Germany, to accelerate research efforts in artificial intelligence (AI) and machine learning. / AFP / John MACDOUGALL (Photo credit should read JOHN MACDOUGALL/AFP/Getty Images)

Facebook founder and CEO Mark Zuckerberg (R) arrives to receive the Axel Springer Award with his wife Priscilla Chan in Berlin on February 25, 2016. 
Facebook announced it was donating computer servers to a number of research institutions across Europe, starting with Germany, to accelerate research efforts in artificial intelligence (AI) and machine learning.

 / AFP / John MACDOUGALL        (Photo credit should read JOHN MACDOUGALL/AFP/Getty Images)

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BERLIN, GERMANY - FEBRUARY 24: A photographer snaps a photo of the Facebook logo at the Facebook Innovation Hub on February 24, 2016 in Berlin, Germany. The Facebook Innovation Hub is a temporary exhibition space where the company is showcasing some of its newest technologies and projects. (Photo by Sean Gallup/Getty Images)

BERLIN, GERMANY - FEBRUARY 24:  A photographer snaps a photo of the Facebook logo at the Facebook Innovation Hub on February 24, 2016 in Berlin, Germany. The Facebook Innovation Hub is a temporary exhibition space where the company is showcasing some of its newest technologies and projects.  (Photo by Sean Gallup/Getty Images)

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IRVINE, CA - MAY 27: Zeena Sabri (L) and Rima Karuf join members of the Society of Arab Students at the University of California Irvine to protest the destruction of a cardboard wall that was supposed to portray the security wall built to keep Palestinian suicide bombers out of Israel on May 27, 2004 in Irvine, California. The students believe the burning of the wall in the campus free speech area was a hate crime. (Photo by David McNew/Getty Images)

IRVINE, CA - MAY 27:  Zeena Sabri (L) and Rima Karuf join members of the Society of Arab Students at the University of California Irvine to protest the destruction of a cardboard wall that was supposed to portray the security wall built to keep Palestinian suicide bombers out of Israel on May 27, 2004 in Irvine, California. The students believe the burning of the wall in the campus free speech area was a hate crime.  (Photo by David McNew/Getty Images)