The most innocuous explanation is that the URL was automatically generated from the headline, and then the headline was later changed but the URL was not. I've

The most innocuous explanation is that the URL was automatically generated from the headline, and then the headline was later changed but the URL was not. I've seen that situation happen on multiple news websites. Most commonly as new information is added to an existing website, but sometimes the headline will simply get changed over the course of the day as the article is promoted from the middle of the page, up to the top, back down to the bottom.