Donald Trump takes charge as 45th US president

Pledging emphatically to empower America's "forgotten men and women," Donald Trump was sworn in as the 45th president of the United States Friday, taking command of a riven nation facing an unpredictable era under his assertive but untested leadership.Under cloudy, threatening skies at the West Front of the U.S. Capitol, Trump painted a bleak picture of the America he now leads, declaring as he had throughout the election campaign that it is beset by crime, poverty and a lack of bold action. The