Second inauguration of Barack Obama States Capitol on January 21, Associate Justice Sotomayor administered the oath to Vice President Joe Biden, and then Chief Justice Roberts administered the Presidential oath to President Barack Obama minutes after Vice President Biden received his oath. At the public inaugural ceremony, Vice President Biden was sworn in using the Biden family Bible, while President Obama was sworn in using two Bibles owned by Abraham Lincoln and Martin Luther King Jr. President Obama became the 17th U.S. president to be re-elected for a second term of office. After Barack Obama had recited the oath of office, where Obama had placed
Confirmations of Barack Obama's Cabinet by the Energy and Natural Resources Committee. Nobel Prize–winning scientist Steven Chu was unanimously confirmed by the U.S. Senate on January 20, 2009. On January 21, 2009, Chu was sworn in as Secretary of Energy in the Barack Obama administration. Chu is the first person appointed to the Cabinet after having won a Nobel Prize. He is also the second Chinese American to be a member of the Cabinet after Elaine Chao. On February 1, 2013, Secretary Chu announced his resignation pending the confirmation of a successor. On March 4, 2013 President Obama announced he was nominating Ernest Moniz as