Watch this video and decide if the tasering was warranted:
Undoubtedly, the SIU will find nothing wrong here.
UPDATE: Circling the wagons as they are wont to do, the London Police Chief had the following justification for the use of this 'conducted energy weapon':
The sergeant was justified in deploying the Taser without giving a verbal warning, London's chief of police said Friday.
The teen had wrapped a belt around his fist, punched the other teen and then used a chair to strike the other teen about his head, Chief Brad Duncan said.
"Clearly here it was unfolding very, very quickly," he said.
"In fact, when one views the video, it's about a second between the use of force by this individual and then the application of the conducted energy weapon," Duncan said.
"Clearly at the time that the device was deployed, he was the aggressor."
Is he watching the same video the rest of us are?