A cryptocurrency scam targeting the Russian community in Brooklyn has resulted in more than 20 residents losing over a million dollars combined, according to the Brooklyn DA’s office. Meanwhile, New York City’s public schools will enlist principals and other school leaders to educate students and their families on proper gun storage after a 14-year-old boy died when police say a younger child accidentally shot him in Brooklyn. In other news, the annual Puerto Rican Day Parade on 5th Avenue in Manhattan is on Sunday. WNYC’s Ryan Kailath talks about the festivities in store. Finally, there’s a windowless room in the Manhattan Borough President’s office where hundreds of years of New York City maps are stored. WNYC’s Michael Hill speaks with Manhattan’s official topographer Hector Rivera and Borough President Mark Levine to learn more about the unconventional job and the borough’s history.