SCHEMA:
CREATE TABLE table_25246990_5 (us_viewers__millions_ VARCHAR, written_by VARCHAR)
USER:
How many U.S. viewers were there for the episode written by Lazar Saric & Jed Spingarn?

QUERY:
SELECT us_viewers__millions_ FROM table_25246990_5 WHERE written_by = "Lazar Saric & Jed Spingarn"