They published the documents snowden gave them. They could have chosen not to and in fact they did in many other cases, only a small portion of the documents we

They published the documents snowden gave them. They could have chosen not to and in fact they did in many other cases, only a small portion of the documents were ever published. None were published by snowden himself. He specifically wanted wapo to make the determination about what is actually in the public interest. They decided to publish the prism documents themselves.