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: Fifty-one people were killed and dozens more wounded in an attack on two mosques in Christchurch, New Zealand on 15 March 2019.

Christchurch shootings: The people killed as they prayed