The inauguration is the second gathering of U.S. presidents and their spouses that Michelle Obama has missed in recent weeks.

The entire "Presidents Club" will be at a U.S. inauguration for the first time since President Obama's first inauguration in 2009.

She missed Jimmy Carter's funeral Jan. 9. for a scheduling conflict ... There was no elaboration. Get top local stories in Connecticut delivered to you every morning. Sign up for NBC Connecticut's ...