Two horrific plane crashes occurred not more than a couple days from each other in which both became highly covered incidents. The Airliner that collided with a Black Hawk in Washington DC made news because it was so close to the Capitol and at Reagan Airport.
The other a Medevac that nose dived into a Philadelphia neighborhood also got media attention because of already having attention on the first crash.
Here is the article mentioned by James Perloff.
Questions Plague the Washington Airport Disaster