Barack Obama has taken the oath of office and been sworn in as America's 44th president - and the country's first African-American leader.
More than one million people gathered in the National Mall in a wintry Washington DC, to see Mr Obama take the oath shortly after 1200 (1700 GMT).
He used his inaugural address to vow to begin the work of "remaking America".
Borack Obama inaugural Speech P2
Barack Obama has taken the oath of office and been sworn in as America's 44th president - and the country's first African-American leader.
More than one million people gathered in the National Mall in a wintry Washington DC, to see Mr Obama take the oath shortly after 1200 (1700 GMT).
He...