Federal police officers return from the site where a plane carrying U.S-born singer Jenni Rivera crashed near Iturbide, Mexico, on Dec. 9, 2012. (Associated Press)

Photo by: Hans-Maximo Musielik

Federal police officers return from the site where a plane carrying U.S-born singer Jenni Rivera crashed near Iturbide, Mexico, on Dec. 9, 2012. (Associated Press)