As a former high school teacher, I sometimes hear that past students have joined the military. There’s a decent sized JROTC presence in the D.C. public schools, and it wasn’t unheard of to see a military recruiter around the campus. Students in the JROTC talked up its scholarship opportunities, and several students, usually male, but not always, argued in classroom debates that the military was a good option for kids who couldn’t afford or didn’t…