The White House unveils its fiscal 2014 budget request.
The nation's most vulnerable families will be hard hit by the budget cuts triggered by sequestration.
Renter households with worst-case needs ballooned to a record 8.5 million in 2011, a dramatic increase from about 5.9 million in 2007.
Millions of U.S. homes have moderate to severe physical housing problems, which can cause a wide range of health issues.
As HUD secretary for the past four years and now point person of the Sandy recovery effort, Donovan is focused on making revitalization last.