CREATE TABLE table_61837 ("Air Date" TEXT, "Rating" TEXT, "18-49" TEXT, "Viewers" TEXT, "Weekly Winner" TEXT)

What is Rating, when Air Date is 'July 24, 2008*', and when Weekly Winner is 'Sales Rep. Oscar Ledezma'?
SELECT "Rating" FROM table_61837 WHERE "Air Date" = 'july 24, 2008*' AND "Weekly Winner" = 'sales rep. oscar ledezma'
SELECT "Rating" FROM "table_61837" WHERE "Air Date" = 'july 24, 2008*' AND "Weekly Winner" = 'sales rep. oscar ledezma'