"No words that even the best writer in the world could describe such horrendous pain," said Marie Donovan, talking about the agony her sister suffered before she died of cancer in July.
Her sisters said doctors at three Birmingham hospitals failed to correctly diagnose Jeannine Harvey's cervical cancer more than 30 times.
Some viewers may find images in Martha Fairlie's report distressing:
More top news
The gymnast took a few steps with the assistance of nurses after her accident in the reality show, her family said.
A baby who was unable to tell which of two identical twin brothers was his father has been watched millions of times online.
Ewan Williamson,14, died from heatstroke in Australia after police took almost an hour to respond to his distress call, an inquest heard.