WASHINGTON -- The chairman of the House Judiciary Committee on Monday called for an independent investigator to look into a $528 million loan approved by the Obama administration for a now-bankrupt solar energy company.Rep. Lamar Smith, R-Texas, said an outside lawyer is needed to determine "whether politics played a role" in the Energy Department loan for California-based Solyndra Inc., which declared bankruptcy this month and laid off its 1,100 workers.Read More... More on Eric Holder