Lisa Marie Nowak and William Oefelein, before the fall

No one ever said Cupid worked gently—the guy carries a bow and arrow, after all—but lately his orchestrations have been downright violent. In the month leading up to Valentines Day, three macabre love triangles have burst into the media: one involving residents of Second Life, one concerning skydivers, and today, perhaps the most gripping scenario, which entangled a trio of astronauts.