Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE airport (Domestic_Passengers INTEGER, Airport_Name VARCHAR)
### Question:
What are the total number of Domestic Passengers of airports that contain the word "London".
### Answer:
SELECT SUM(Domestic_Passengers) FROM airport WHERE Airport_Name LIKE "%London%"