President Joe Biden gave a very emotional speech on ... in the Delaware Army National Guard in the Iraq War and died of glioblastoma at the age of 46 in 2015. He continued: "Like many of you, our son Beau Biden deployed in Iraq for a year.

President Biden reflected on the "sacred obligation" to honor and protect those who serve during his final Veterans Day appearance as commander-in-chief on Monday at Arlington National Cemetery. The big picture: The observance event and ceremonial wreath-laying mark Vice President Kamala Harris' first public appearance since her post-election speech Wednesday — and one of just a handful of appearances of the sort left in Biden's tenure.