Police have issued an image of a man they want to speak to in connection with a smoke grenade incident that took place during a Celtic Europa League playoff.
Officers say the man, who is white, balding and wearing a dark jacket, could help them with their enquiries into the incident on August 18 last year as the Hoops played against Dutch side AZ Alkmaar.
During the match, which Celtic won 2-0, a "smoke grenade-style device" was thrown from the crowd at Celtic Park. No-one is believed to have been injured as a result of the projectile being launched in the stadium.
However, Greater Glasgow cops are investigating it as an incident of culpable and reckless conduct that could have led to serious injury.
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