article_snippet: Last month Mr Costolo revealed the 51-year-old thinks
article_snippet: Mr Costolo site 'sucks at dealing with abuse and trolls'.
article_snippet: In Mr Costolo, Mr Costolo said  Mr Costolo is embarrassed by the way the company handles abuse and that the company must take stronger action in the future.
article_snippet: Mr Costolo comments were posted on an internal forum among Twitter employees, after one employee raised the question of what more could be done to tackle online abuse.
highlights_snippet: Twitter boss Dick Costolo recently said site 'sucks' at dealing with trolls .
  
highlights_snippet: In an internal memo Twitter boss Dick Costolo also took responsibility for Twitter's problems .
  