South Texas builders are warning Washington about what's happening in Cameron and Hidalgo Counties. Construction projects are slowing, Harlingen approved 4.6M gallons/day for a data center, and federal military zones keep expanding. What does this mean for the Valley? South Texas construction, Cameron County Texas, Hidalgo County news, South Texas builders, Harlingen data center, Rio Grande Valley economy, RGV construction, Texas border military zone, National Defense Areas Texas, South Texas wa