section_path: Litigation and controversies/Hoax tweet and flash crash
section_name: Hoax tweet and flash crash
paragraph_text: Hoax tweet and flash crash
  
  On April 23, 2013, hackers posted a tweet to AP's Twitter account about fictional attacks on the White House, falsely claiming that President Obama had been injured. The hoax caused a flash crash on the American stock markets, with the Dow Jones Industrial Average briefly falling by 143 points.