Hundreds of people from across the country have gathered to remember police officers who've died in the line of duty.
The event was organised by the charity COPS, which was set up to help families who've lost loved ones rebuild their lives. Our correspondent Phil Brewster was there.
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The charge relates to the death of Flight Lieutenant Sean Cunningham at RAF Scampton, Lincolnshire, in 2011.
Jake Livermore, who joined from Spurs in 2014, has made 25 appearances for Hull this season and 104 in total.
The officers are due to answer allegations relating to offensive messages that were exchanged within a private phone messaging group.