JUAREZ, MX -- Authorities in Juarez made a horrific discovery. Mexican police found two human heads on top of buckets of ice. Their bodies were found nearby with a message claiming that the men were connected to a criminal gang. The heads were found at the same location of a double murder earlier this week. In other news from Juarez, six traffic officers were robbed and their guns were taken by gunmen. The officers were at a check point when the group robbed them. Police say officers have been told to be on alert.