But these sites were for us to investigate later, by ourselves.

But the commission has no power to investigate abuses by the military.

The police investigate domestic violence only in response to a report by a victim.

"You want to start investigating, by all means, do so."

The committee has been investigating recent sales of stock by company insiders.

I made no move to investigate by myself but, a moment later, Tam was with me.

Several agencies already have the power to investigate wrongdoing by public officials.

I would say to you: let us investigate this by all means, but we should proceed with caution.

I've never investigated a death by strychnine before, but that's what it looks like to me.

The remainder I investigated in some detail by diverse means.