For a closer look now at when and how police are involved in these protests, I'm joined by Frederick

Lawrence, a distinguished lecturer at Georgetown University's Law Center, and he previously served

as president of Brandeis University.

And by Ed Davis, he's former commissioner of the Boston Police Department from 2006 to 2013.

He's now president and CEO of the Edward Davis Company that's a business strategy and security services

firm.

Welcome to you both and Fred I'll begin with you as a former university president.

What's your reaction to how you're seeing when and how university officials are deciding if and when to invite police and law

enforcement onto campus. I think on some campuses law enforcement would be

invited on too fast. Law enforcement is available but that should always be a last resort.

You always want to try to address these problems and these situations within the university

family if you possibly can.

That means faculty, that means staff faculty, that means public safety at

universities. Many campuses like mine, my public safety officers were

deputized officers, but still we didn't go off campus unless you absolutely had to so I'm not suggesting that it never

happens I just think that can't be where you start and how do you look at how this

is unfolding do you agree with that in some cases police are being called in

too quickly?

Well I agree that the police should be a last resort in these situations but we've

seen some pretty outrageous behavior in some of these encampments and so it certainly is up to the college president to make the call. The question

is, when does the behavior go beyond free speech and start to infringe other people's rights?

When that happens, the campus police are ill-suited to do what

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