user: Question: Who was second for the United States team?
Columns: ['Nation', 'Skip', 'Third', 'Second', 'Lead', 'Alternate', 'Club']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Canada', 'Shannon Kleibrink', 'Amy Nixon', 'Glenys Bakker', 'Christine Keshen', 'Sandra Jenkins', 'Calgary Winter Club , Calgary']
SQL:

assistant: SELECT "Second" FROM "Table" WHERE "Nation" = 'United States';