the town of Kstovo is 22 km southeast of a city that is the capital of which federal district ?
Kstovo Kstovo (Russian: Ксто́во ) is a town and the administrative center of Kstovsky District in Nizhny Novgorod Oblast, Russia, located on the right bank of the Volga River, 22 km southeast of Nizhny Novgorod, the administrative center of the oblast. Population:  (2010 Census) ;  (2002 Census) ;  (1989 Census)
Federal Building (Sacramento) The Federal Building, formerly the U.S. Post Office, Courthouse and Federal Building, is located in Downtown Sacramento, California. It currently serves as a courthouse for the United States District Court for the Eastern District of California.