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 table_2454550_1 (most_laps_led VARCHAR, track VARCHAR)
### Question:
Who had most laps led at Chicagoland speedway? 
### Answer:
SELECT most_laps_led FROM table_2454550_1 WHERE track = "Chicagoland Speedway"