Kentucky tornadoes: I spent my 40th birthday trapped under rubble

When Kyanna Parsons-Perez was planning her 40th birthday celebrations, she'd never envisioned that it would take place as she lay trapped under the debris of a collapsed candle factory in Kentucky.

But a few hours before the end of her shift at the Mayfield Consumer Products plant on Friday night, Kyanna and her co-workers were told to take refuge in the factory's storm area.

What happened next will forever be etched in her memory.

"I didn't realise something was really, really wrong," she told the BBC. "But then I felt...