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: US Secretary of State Mike Pompeo has accused Democrats of bullying his staff as a part of an impeachment inquiry into President Donald Trump.

Trump impeachment: Pompeo accuses Democrats of 'bullying'