Joseph R. Biden Jr. was sworn in as the 46th President of the United States today. The day culminated a lifetime of work for President Biden to get to the White House. He wasted no time once in office signing several executive orders. Vice President Kamala Harris made history becoming the first woman, first African American, and first Asian American to become Vice President. ABC News' Aaron Katersky anchors our recap of today's inauguration from the nation's capital.