Activity on social media tends to increase during crises (Pew Internet and American Life Project 2006; Sutton, Palen, and Shklovski 2008). As a result, the value of social media has been recognized and the practice of crisis com- munication has been altered (Liu et al. 2012). For example, several hours after an EF5 tornado struck Moore, Oklahoma, a Facebook page was created to serve as a “clearinghouse of information,” including tornado warnings and rescue and recovery efforts. Approximately 17 hours after the tornado
Activity on social media tends to increase during crises (Pew Internet and American Life Project 2006; Sutton, Palen, and Shklovski 2008). As a result, the value of social media has been recognized and the practice of crisis com- munication has been altered (Liu et al. 2012). For example, several hours after an EF5 tornado struck Moore, Oklahoma, a Facebook page was created to serve as a “clearinghouse of information,” including tornado warnings and rescue and recovery efforts. Approximately 17 hours after the tornado
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