A transgender teenager has been arrested over a plot to carry out a high school shooting. Andrea Ye, 18, wanted to become “famous” by massacring pupils at Wootton High School in Rockville, Maryland. The teen, whose preferred name is Alex, was arrested on Wednesday and charged with making threats of mass violence. Officers found a 129-page manifesto which included “committing a school shooting, and strategises how to carry out the act”. Ye allegedly wrote that he “wants to be famous” and contemplated targeting an elementary school as “little kids make easier targets”. Ye first described the man…