He starts out with "Mr. Brown is a victim". Was he? O'Reilly is accepting as truth exactly what Al Sharpton is saying. He has, by his own admission, no knowledge of whether Brown is the victim or the assailant but he starts right out by putting the blame on the cop.

“In a time of deceit telling the truth is a revolutionary act.”
― George Orwell

It's not over when you lose. It's over when you quit.