The skull was found during a training exercise in a Miami canal . A man who said he had been involved with the case told CNN that it is not clear whether the remains are those of the missing girl. The team was conducting routine training January 5 in the Palmetto Bay area when a diver discovered the skull in about 15 to 20 feet of water , said Nicole Navas , a spokeswoman for U.S. Immigration and Customs Enforcement . Some skulls are disinterred for use in Santeria and Palo Mayombe rituals , officials say .
The skull was found during a training exercise in a Miami canal . A man who said he had been involved with the case told CNN that it is not clear whether the remains are those of the missing girl. Some skulls are disinterred for use in Santeria and Palo Mayombe rituals , officials say .