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Vice President Biden's son Beau hospitalized

The 46-year-old Biden is the former attorney general of Delaware and served one year in Iraq — from 2008 to 2009 — with the Delaware National Guard.
Then-Attorney General Beau Biden (D-DE) (L) and Vice Presidential candidate Senator Joe Biden (D-DE) gesture on stage at the 2008 Democratic National Convention in Denver, Colo., Aug. 27, 2008. (Photo by Chris Wattie/Reuters)
Then-Attorney General Beau Biden (D-DE) (L) and Vice Presidential candidate Senator Joe Biden (D-DE) gesture on stage at the 2008 Democratic National Convention in Denver, Colo., Aug. 27, 2008. 
By Kristin Donnelly, Kristin Donnelly and Hasani Gittens, Hasani Gittens

Vice President Joe Biden's son, Beau Biden, has been hospitalized at Walter Reed Medical Center, sources close him said Tuesday.

The 46-year-old Biden is the former attorney general of Delaware and served one year in Iraq — from 2008 to 2009 — with the Delaware National Guard.

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He has had medical issues in recent years, including a mild stroke in 2010, and surgery in August of 2013 to remove what doctors described as a small brain lesion.

Last year, Biden declined to seek a third term as attorney general and said he had been given a clean bill of health and planned to run for governor in 2016.

Sources close to Biden say he has had continuing treatment and monitoring since his surgery.

This article originally appeared at NBCNews.com