Warren is invited by Senator Obama to attend the Congressional Black Caucus Annual Conference in Washington, DC in the summer of 2007. The Panel that Senator Obama and his staff organized was on the subject of climate change.
Photograph, Warren Washington and Barack Obama
2007
image
Warren Washington Papers
https://aspace.archives.ucar.edu/repositories/2/resources/4
2007 Copyright Mary Washington
http://n2t.net/ark:/85065/d73j3b9w