Article snippet: Clinton and Nielsen were both slated to deliver a speech at the event in Washington, D.C., but the former first lady canceled her planned appearance because of scheduling issues, her team claimed. Slate reports: Nielsen’s inclusion in the event has garnered blowback, resulting in over 51,000 people signing a petition demanding Fortune boot the former Trump cabinet member from the event. However, Fortune communications manager Alison Klooster signaled there are no plans to bow to the pressure campaign: Nielsen served as head of the DHS from December 6th, 2017 to April 10th, 2019. The event will take place over October 21st-23rd. In addition to Nielsen, 2020 presidential candidate Rep. Tulsi Gabbard (D-HI) — whom Clinton attacked on Friday as “the favorite of the Russians” — is also scheduled to attend the Fortune event. Appearing on a podcast hosted by David Plouffe, President Barack Obama’s 2008 presidential campaign manager, Clinton claimed Gabbard was being “groomed” by the Kremlin as a potential third-party candidate. Gabbard clapped back at Clinton in a series of tweets, branding her the “queen of warmongers” and the culprit behind a smear piece published by the New York Times ahead of this week’s Democrat presidential debate in Westerville, Ohio: Link to the full article to read more