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 replacement of US Secretary of State Rex Tillerson by former CIA director Mike Pompeo featured prominently in news bulletins and headlines worldwide.

Rex Tillerson: World media brace for a more hawkish America