Frontera NorteSur &nbsp;&nbsp;&nbsp; When young women and girls began vanishing in Ciudad Juarez about two decades ago, Esmeralda Castillo was not even born. But in 2009, the 14-year-old middle school student joined the ranks of the disappeared. &nbsp;&nbsp;&nbsp; &ldquo;She was a normal girl, just like the rest,&rdquo; Jose Luis Castillo, Esmeralda&rsquo;s father, said in an [...]