Police have released images of three men they want to speak to in relation to an incident on board a train from Balloch.
The British Transport Police are probing events which happened on Saturday, August 8 between 9.45pm and 10.30pm between Balloch and Partick.
They believe that the men in the images may have information that can assist them with their investigation and would urge them or anyone who recognises them to contact police.
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The first man is of slim build and around six foot tall. He was wearing a black skip hat with the word Icon across the front, a black t-shirt with thin white stripes, grey shorts and white sport socks with black trainers.
The second is of slim build, small in height, with short dark hair and is clean shaven. He has a tattoo to the left of his left, a sleeve tattoo on his left arm, and both hands tattooed. He was wearing a white t-shirt, light blue shorts, white trainers and carrying a black backpack.
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And the third is around six foot tall with short dark hair and clean shaven. He has a sleeve tattoo on his left arm. He was wearing a black Nike t-shirt with a grey pattern on the left side, lime green shorts, black trainers with white soles and a black backpack.
British Transport Police can be contacted on 0800 40 50 40 quoting reference 2000053510.
Information can also be given anonymously to the independent charity Crime Stoppers on 0800 555 111.
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