plaza
n.— «It has traditionally controlled access to the Nuevo Laredo-Laredo smuggling routes, referred to as “plazas.”…The Sinaloa Cartel redoubled its efforts to capture control of the Nuevo Laredo plaza from the Gulf Cartel, precipitating the current violence there.» —“Mexico’s Uppermost Threat is Organized Crime” by Sam Logan in Mexico Mexidata.info May 1, 2006. (source: Double-Tongued Dictionary)