CREATE TABLE table_53050 ("reported isn" FLOAT, "On July 2007 Press Release" TEXT, "Disposition" TEXT, "Citizenship" TEXT, "Country of Act" TEXT)

Name the lowest reported isn for russia
SELECT MIN("reported isn") FROM table_53050 WHERE "Citizenship" = 'russia'
SELECT MIN("reported isn") FROM "table_53050" WHERE "Citizenship" = 'russia'