"The Metropolitan Police force has not made a "convincing case" for buying three water cannon, a report says." See the article: Water cannon: Met Police 'does not have convincing case' (BBC News, link) And Statewatch
“The Metropolitan Police force has not made a “convincing case” for buying three water cannon, a report says.”
See the article: Water cannon: Met Police ‘does not have convincing case’ (BBC News, link)
And Statewatch story: Police seeking water cannons condemned by crowd at public meeting
And see: London Assembly: Police and Crime Committee: Water cannon: Why the Met’s case doesn’t wash (pdf)