Barack Obama will be inaugurated to his second term in office this month. His official swearing in is on Sunday, January 20 -- the date prescribed by federal law. But the ceremony will be repeated for the public on Monday, January 21. The inauguration of a president caps a political process that started more than a year and a half earlier. The ceremonies are steeped in tradition and symbolism, meant to show the continuity and strength of the American political system. VOA's Jeffrey Young has more, in this final segment of How America Elects.