Sir Chris Hoy will kick-start Glasgow's countdown to the Commonwealth Games, the largest multi-sport event ever hosted in Scotland.
The opening ceremony takes place at Celtic Park on July 23 next year, when athletes from across the Commonwealth will officially begin their 11-day quest for medals.
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The memorial service will be attended by Prince Harry and Meghan Markle.
David Browning admits manslaughter by diminished responsibility but denies murder.
Four people have died and the suspect is still at large, police said.