'Plane-spotting helps my autistic son'

Calum Thomson's "happy place" is Glasgow Airport and he goes plane-spotting there almost every day.

The 18-year-old has classic autism which leaves him prone to hyperactivity, obsessional behaviour and sudden outbursts of emotion.

His father Tommy says plane-spotting has helped Calum "in more ways that I can probably describe".

Read the full story.