CLEAN : Londonderry - Ceremony at the 'Bloody Sunday' memorial

John Kelly introduces himself and shares a personal connection to a tragic event involving his brother's murder 50 years ago. He mentions key figures like Latimer, Reverend Jennings, and Doctor Samuel, who have been involved since 1972. The transcript reflects on repetitive actions and concludes with a call for a minute of silence.

What does John Kelly imply about the actions of the users mentioned in his speech?

What request does John Kelly make to the audience during his speech?