That's the nature of the intelligence business. You have to work with what you can get your hands on, but it is.. and in fact it's more an art form than it is a science, and you have to continually work the problem, continually try.
One of the problems we have as a government is our inability to keep secrets. And it costs us, in terms of our relationship with other governments, in terms of the willingness of other intelligence services to work with us, in terms of revealing sources and methods. And all of those elements enter into some of these leaks.
I've worked for four presidents and watched two others up close, and I know that there's no such thing as a routine day in the Oval Office.