article_snippet: Grace Dyson (left), 18, was walking in the rain to a fish and chip shop with her fiancé Jason Booth (right) - when the tip of his brolly became caught in a crevice in a wall .
article_snippet: When we set off the brolly was up.
article_snippet: I think that’s when she fell.
article_snippet: A passer-by rushed over to help
article_snippet: It happened in fractions of a second.
highlights_snippet: Tip of his brolly became caught in wall and Tip of his was knocked by violent jerk .
  