Collection Scope and Contents On June 17, 2015 a mass shooting took place at Emanuel African Methodist Episcopal Church in Charleston, South Carolina. Soon afterward the #charleston and #charlestonshooting hashtags were used on Twitter to spread news of the event. On June 18th Bergis Jules of UC Riverside and Ed Summers of University of Maryland began collecting #charleston and #charlestonshooting tweets as both a historical search and a stream. Both files are included here, and comprise 3,099,173 tweets from June 10th...