Georgina Moseley, the mother of the boy who died suffering from an inoperable brain tumour, accepted a star from the Walk of Stars in his memory.
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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.