By Patricia Zengerle WASHINGTON (Reuters) – Days after the release of U.S. basketball star Brittney Griner from imprisonment in Russia, Democratic and Republican U.S. lawmakers will introduce legislation on Tuesday to establish March 9 as an annual day to remember Americans detained abroad. The bill, according to text seen by Reuters, seeks to make March 9 “National Hostage and Wrongful Detainee Day,” to call increased attention to Americans unjustly held abroad and add urgency to the push to bring them home. “Brittney Griner’s release and unjust imprisonment has only underscored the need for …