Soldiers and investigators examine the wreckage of a helicopter that was carrying Mexico's Interior Minister Francisco Blake Mora, at a mountainous area in Santa Catarina Ayatzingo, southeast of Mexico City, Friday, Nov. 11, 2011. (AP Photo)

Photo by: STR

Soldiers and investigators examine the wreckage of a helicopter that was carrying Mexico's Interior Minister Francisco Blake Mora, at a mountainous area in Santa Catarina Ayatzingo, southeast of Mexico City, Friday, Nov. 11, 2011. (AP Photo)