1. For journalists, what is “citizen journalism” (also known as “collaborative journalism”)? 2. For typical members of the public, what is “citizen journalism” (also known as “collaborative journalism”)?

3. What technological tool was used to investigate an alternative truth in the two cases Mr. Lewis discusses?

4. What act of violence happened to Ian Tomlinson on April 1, 2009 in London? Who hurt him? What was he trying to do when he became a victim

5. What was the story that was told by the police about what happened to Ian?

6. How did Twitter play a role in finding more evidence in Ian’s assault?

7. What was the official version (according to the authorities) of the events that happened to Jimmy Mubenga?

8. What actually happened to Jimmy Mubenga?

9. How did Mr. Lewis find witnesses to Jimmy Mubenga’s assault?

10. In your opinion, what are the advantages and disadvantages of using social media to help solve crimes?