US President-elect Barack Obama looks on as Steven Chu speaks after being introduced as Obama's Energy Secretary during a news conference in Chicago

 
US President-elect Barack Obama looks on as Steven Chu speaks after being introduced as Obama
U.S. President-elect Barack Obama (2nd L) looks on as Steven Chu, director of Lawrence Berkeley National Lab, speaks after being introduced as Obama's Energy Secretary during a news conference in Chicago, December 15, 2008. Obama also named former Environmental Protection Agency (EPA) chief Carol Browner (R) to head a new council to coordinate White House energy, climate and environment policies, and Lisa Jackson (2nd-R), chief of staff for New Jersey's governor, to run the EPA. REUTERS/Stephen J. Carrera (UNITED STATES)