is given to graduates, featuring its mascot 'Frankie'. Many non-profits, especially those with connections to the military, give challenge coins to donors to acknowledge their support of the organization. The FBI's Crisis Response unit was the first unit in the FBI to issue coins to unit members in late 1980s. Memorial coins can be used to commemorate fallen officers. Officially licensed challenge coins Louis "Uncle Louie" Gregory has created coins that are officially licensed by Topps Trading Cards, Ghostbusters, and Cobra Kai. New York City Police Department Coins have been created by the Police Benevolent Association for NYPD precincts. One of these coins was used as a fundraiser dedicated to an officer in the 67 Pct. who was injured in the line of duty, has been criticized for containing racist imagery despite the officer being of Afro American West Indian descent. Motorcycle Clubs Another organization in which challenge coins have gained popularity is the "National Association of Buffalo Soldiers and Troopers Motorcycle Club" (NABSTMC), which has over 85 chapters totaling over 2,000 members. The coin must be earned by the members for a noteworthy accomplishment. In 2009, the Harley Owners Group (HOG) created and made available its own challenge coin to Harley-Davidson motorcycle owners. Science In the International Genetically Engineered Machine competition (iGEM), participants that won the 'Grand Prize' are given a challenge coin from 2016 on. Varian Medical Systems, a medical device manufacturer, awards challenge coins for notable accomplishments by its service personnel. A significant number of Varian's employees have military backgrounds, where many of them learn the electronics and mechanical skills needed to support Varian equipment. Media, Business, and Education Numerous examples illustrate challenge coins handed out in the media industry: In 2020, a challenge coin went viral when America's largest challenge coin retailer released a coin about an incident that occurred in Connecticut with Trooper Spina. In 2020, the Secretary of the State of Virginia sent a cease and desist to Louis "Uncle Louie" Gregory regarding a challenge coin he created. In his audio commentary for the DVD release of Iron Man 2, film director Jon Favreau notes that he had Iron Man 2 challenge coins made to distribute to United States Air Force personnel as a gesture of thanks for their cooperation while the production (and its predecessor, Iron Man) filmed on location at Edwards Air Force Base. Bill Prady, executive producer of The Big Bang