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In page Viola Hatch:

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The 2013 Longest Walk IV reversed the path of the previous walks and left Washington, DC on 15 July 2013 and arrived at Alcatraz Island on 21 December 2013.[7] The purpose of the fourth Walk was to reaffirm tribal sovereignty and the spiritual relationships with native lands.[8] Hatch and her family again supported the Oklahoma portion of the walk.[9]