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: Forensic experts are re-examining the case of the "Croydon cat killer" , thought to have mutilated about 250 cats across the country.

'Croydon cat killer': Surrey forensic lab probes deaths