AceShowbiz -

Investigation continued and made advances in the death of Ali Landry's brother-in-law and father-in-law. The two's bodies were found on September 19 with severe head wounds and brain injuries after reported missing on September 4.

Omar Zuniga, spokesman for state prosecutor's office in Mexico's Gulf coast of Veracruz, said officials were testing a vehicle allegedly used by the kidnappers. The license plates was from the neighboring state of Tamaulipas.

Savage Mexican cartels were thought to be the culprits. Tamaulipas region of Mexico is in the midst of a turf war between the Los Zetas and the Gulf Cartel. They are both known to use kidnappings as a way to raise capital.

Landry and her filmmaker husband Alejandro Monteverde reportedly were asked to pay ransom twice. They paid the first one but refused to give the second one until they were sure that the men were alive. However, Juan Manuel Gomez Fernandez and Juan Manuel Gomez Monteverde were found under tragic condition on September 19 in Pueblo Viejo in the northern part of Veracruz near the border with Tamaulipas.

Veracruz state prosecutor Luis Angel Bravo Contreras said the men had been dead for several days when they were found. "Family members have positively identified the victims as the father and brother of filmmaker Alejandro Monteverde, Landry's husband and the acclaimed director of 'Little Boy'," Contreras told PEOPLE.

In other news, Landry and her family seemed to be putting on brave faces following the tragedy. The actress and her husband were pictured outside their Los Angeles home getting ready for a family outing. Earlier last week, the couple allegedly traveled to Mexico to scatter the deads' ashes.