NASHVILLE, Tenn. — Attorneys general from 20 states sued President Joe Biden’s administration Monday seeking to halt directives that extend federal sex discrimination protections to LGBTQ people, ranging from transgender girls participating in school sports to the use of school and workplace bathrooms that align with a person’s gender identity.Tennessee Attorney General Herbert Slatery filed the lawsuit in U.S. District Court in Knoxville, arguing that legal interpretations by the U.S. Department of Education and the …