Pat Dollard

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CNN:

The severed head of the lead Mexican investigator in the Falcon Lake case was delivered Tuesday in a suitcase to the Mexican military, Texas Rep. Aaron Pena told CNN.

However, a spokesman for the attorney general of Tamaulipas state in Mexico said he had not heard the report.

??David Michael Hartley went missing September 30. His wife, Tiffany, told authorities her husband was shot and killed during a sightseeing trip on Falcon Lake, which bisects the U.S.-Mexico border in South Texas.