TASK DEFINITION: In this task, you are given a piece of an article. Your task is to generate a short summary of the text. Try to give the summary in just one sentence.
PROBLEM: A Chicago police officer was hit in the head with a baseball bat while trying to break up a fight in the West Englewood neighborhood early Saturday, according to authorities.

SOLUTION: A Chicago officer was hit in the head with a baseball bat.

PROBLEM: Lewis Hamilton hailed Formula One rival Sebastian Vettel as a great champion yesterday, only days after suggesting the German's dominance was sending fans to sleep.

SOLUTION: Lewis Hamilton hailed Sebastian Vettel as a great champion.

PROBLEM: A 46-year-old man has died after being struck by a vehicle in Regina.

SOLUTION:
A man has died after being struck by a vehicle.