The victim's sister, Emma Gowing, told the court in a victim impact statement
My sister was a vibrant, wonderful woman, who lived life fully, with love, compassion, fun, adventure and joy. Our lives will never be the same.
That man has caused my family unimaginable pain, suffering and grief and the recurring nightmare of what he did to her before she died.
More top news
Tesco faced potential prosecution after admitting overstating its profits in 2014 in an attempt to exaggerate the health of the business.
The female runner almost collapsed towards the end of a half-marathon - but still completed the race with a helping hand or two.
South African anti-apartheid leader Ahmed Kathrada has died at the age of 87.