Doncaster teenager killing

Casey-Lyanne Kearney Photo:

A woman has pleaded not guilty to killing a teenage girl in a Doncaster park.

13 year-old Casey Kearney was stabbed in Elmfield Park on Valentine's Day after calling 999 for help. She was taken to hospital, where she later died.

26 year-old Hannah Bonser was arrested and charged with her murder.

Appearing via videolink at Sheffield Crown Court she pleaded not guilty to the charge, while members of Casey's family looked on from the public gallery.

Apart from her plea, she spoke only to confirm her name. A trial date has been fixed for July 2 and she has been remanded in custody.

Hannah Bonser has pleaded not guilty Credit: Calendar