The document compares how two tragic events, the 2010 Haiti earthquake and the 1999 Columbine school shooting, were discussed across different publication types (newspapers, magazines, scholarly journals) over time. It instructs the reader to search for coverage of each event within these sources and analyze how the conversations have changed depending on the publication and over time since the events. Understanding how events are discussed at different stages by different publications can help provide context when researching topics.