WASHINGTON - Former First Lady Michelle Obama won’t be attending President-elect Donald Trump’s inauguration on Jan. 20., her office said. Her office did not provide a reason for why she will skip the inauguration.

Other former presidents and first ladies are expected to attend as are tech billionaires Elon Musk, Mark Zuckerberg and Jeff Bezos.

Former first lady Michelle Obama will not attend President-elect Donald Trump's inauguration on Monday, her office confirmed to ABC News.