A bipartisan congressional group yesterday introduced legislation that would hold Ligado Networks responsible for covering the costs of both public and private Global Positioning System users affected by the company's use of the L-Band. The Recognizing and Ensuring Taxpayer Access to Infrastructure Necessary for GPS and Satellite Communications Act , or RETAIN GPS and Satellite Communications Act , was introduced by Senate Armed Services Committee Ranking Member Jim Inhofe (R-OK), Sens. Tammy Duckworth (D-IL) and Mike Rounds (R-SD). The...