ROCKVILLE, Md. (AP) - Maryland's largest school district is scrapping sex education materials that have come under fire for implying that homosexuality is a biological trait and for demonstrating how to put on a condom. The Montgomery County school board voted Monday to rethink its curriculum, weeks after a federal lawsuit was filed by two groups who said it did not do enough to stress abstinence or give opposing views on homosexuality. Gone from the curriculum will be materials that imply homosexuality is a biological trait, excluding viewpoints of those who believe same-sex attraction can be overcome. Also dropped was...