Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: The mother of a woman who was beaten to death by her "monster" ex-boyfriend has said knowing about his past could have saved her life.

Kerri McAuley murder: Joe Storey past 'should have been shared'