Lance Cpls. Chris Joe and Chris Bracco, data technicians, 6th Communications Battalion, connect solar panel components to the converter of the Ground Renewable Expeditionary Energy Network System during a class at the Western Area Research Test and Evaluation Center - Lance Cpls. Chris Joe and Chris Bracco, data technicians, 6th Communications Battalion, connect solar panel components to the converter of the Ground Renewable Expeditionary Energy Network System during a class at the Western Area Research Test and Evaluation Center