The tweet that cost $139 BILLION: Researchers analyse impact of hacked 2013 message claiming President Obama had been injured by White House explosion
- Tweet was sent in 2013 after Syrian hackers accessed AP account
- Dow Jones Industrial Average dropped 143.5 points
- Standard & Poor's 500 Index lost more than $136 billion
- Researchers warned that algorithms were to blame for massive drop
By Mark Prigg For Dailymail.com
Published: 18:07 EST, 20 May 2015
It could have been be one of the most expensive tweets in history.
A false tweet from a hacked account owned by the Associated Press (AP) in 2013 sent financial markets into a tailspin.
The Dow Jones Industrial Average dropped 143.5 points