If the district is Virginia 8, who is the Incumbent?
CREATE TABLE table_28950 (
    "District" text,
    "Incumbent" text,
    "Party" text,
    "First elected" real,
    "Result" text,
    "Candidates" text
)
SELECT "Incumbent" FROM table_28950 WHERE "District" = 'Virginia 8'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: If the district is Virginia 8, who is the Incumbent? ### Input: CREATE TABLE table_28950 (
    "District" text,
    "Incumbent" text,
    "Party" text,
    "First elected" real,
    "Result" text,
    "Candidates" text
) ### Response: SELECT "Incumbent" FROM table_28950 WHERE "District" = 'Virginia 8'