ATLANTA — House Speaker David Ralston (R-Blue Ridge) recently appointed state Rep. Al Williams, D-Midway, to the State Commission on Petroleum Pipelines. "I would like to thank Speaker Ralston for appointing me to this important commission," said Rep. Williams. "The recent proposals for the Sabal and Palmetto pipelines have generated a great deal of public interest and heated discussions about petroleum pipelines and the impact pipelines have on local environments and economies.