A staple of establishment press reporting is to attribute a contention to a limited group of people to either place the truth of a statement into doubt, or to make it appear that only the group involved holds that opinion. Examples taking this to the absolute extreme could include: "Conervatives say the sun rises in the east and sets in the west," and "Republicans believe that abortion takes a human life."
Note that I didn't write that such extreme examples never occur in establishment press reporting. That's because they sometimes do, even to the point where the reporter(s) involved don't recognize how utterly ignorant and contradictory their content is. Take the following two bolded paragraphs from the Associated Press's terse, "Let's make this story look boring, and tell them as little as we possibly can" story about the National Organization for Marriage's court victory over the IRS in the release of its donor list (report produced in full because of its brevity, and for fair use and discussion purposes):