NEW : The first of the men will be found above ground as early as Wednesday , official says . Chilean official says mine collapse ` ` ending as a true disaster '' Rescue ##rs still face a multitude of challenges . The men have been missing since January 5 .
NEW : The first of the men could be pulled above ground as early as Wednesday , official says . Chilean president says mine collapse `` ending as a true blessing '' Rescue workers still face a multitude of challenges . The men have been trapped since August 5 .