CREATE TABLE table_79399 ("Olympics" TEXT, "Name" TEXT, "Country" TEXT, "Medal" TEXT, "Event" TEXT)

Which country in the 2008 summer olympics is vadim devyatovskiy from?
SELECT "Country" FROM table_79399 WHERE "Olympics" = '2008 summer olympics' AND "Name" = 'vadim devyatovskiy'
SELECT "Country" FROM "table_79399" WHERE "Name" = 'vadim devyatovskiy' AND "Olympics" = '2008 summer olympics'