Marta Vasyuta is a regular 20-year-old Ukrainian.
And like many people of her age she's on TikTok.
Until last week she had a few hundred followers on the video-sharing app. She posted videos from nights out, and lip-synced to her favourite music.
When Russia invaded Ukraine, she happened to be in the UK visiting friends she'd met at university.
She watched in horror at reports of Russian bombs falling on Kyiv.
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