Crackdown. Frontline is made possible by contributions to your pbs station from viewers like you. Thank you. And by the corration for public broadcasting. Major support is provided by th johnd catherine t. Macarthur foundation, committed to building a more just, verdant and peaceful world. More information is available at cfound. Org. Additional support is provided by the Ford Foundation working with visionaries on the front lines of social change worldwide. At fordfoundation. Org. Io the park found dedicated to heightening Public Awarenessf ritical issue. The john and Helen Glessner family trust. Ru supportingworthy journalism that informs and inspires. And by the frontline journalism fund, with major supportd from jon ann hagler. With Additional Support from Laura Debonis and scott nathan, and chris and lisa kaneb. A significant show of force today in nassau county. Police converged on a field in roosevelt after they received a tip about a possible gg related homicide. Narrator the b