"The thing that was interesting in this particular incident, three people in question were spotted by protesters because were not engaging in violence," Mr. Day said.
"They were being encouraged to throw rocks and they were not throwing rocks, it was the protesters who were throwing the rocks. That's the irony of this," Mr. Day said.
Mr. Day added the actions were substantiated by the video that he has seen of the protests.
"Because they were not engaging in violence, it was noted that they were probably not protesters. I think that's a bit of an indictment against the violent protesters," Mr. Day said."
"I didn't know they were police right away but I knew they were agitators because earlier they had been trying to get the young kids down on the road to cause trouble."
"This is the big question: Who sent them in? And don't give me some lame excuse that it was a low-level officer "