Police are asking women to be "vigilant" after a 44-year-old was raped at Duke's Drive in Chester.
She was jogging with her dog when she was attacked on Friday afternoon.
The rapist's described as white, 6' 3" with brown eyes and tattoos. He was wearing a dark hooded top, jeans and black trainers.
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Former Superintendant Roger Marshall has told the inquests - The police resources were completely inadequate... We were overwhelmed."