At the inauguration of Donald Trump, notable figures such as Elon Musk, Jeff Bezos, and Mark Zuckerberg will be present.
"Trump is sui generis," one veteran Republican pollster told ABC News. "He is a unique figure in American politics." ...
As President Donald Trump is sworn in for his second term, Princeton University historian Julian Zelizer joins host Scott Tong to reflect on the events and also look back on other inaugurations ...