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 Metropolitan Police Commissioner has said he has an "open mind" regarding the conduct of officers in the Andrew Mitchell "plebgate" row.

'Plebgate': Met chief 'open-minded' over police conduct in Andrew Mitchell affair