In this Oct. 16, 2007 file photo, Oklahoma Gov. Brad Henry speaks in Oklahoma City, Tuesday, Oct. 16, 2007. Henry endorsed Barack Obama for the Democratic presidential nomination Wednesday, April 23, 2008, calling him an inspirational leader who can unite the country. (AP Photo, File)
In this Oct. 16, 2007 file photo, Oklahoma Gov. Brad Henry speaks in Oklahoma City, Tuesday, Oct. 16, 2007. Henry endorsed Barack Obama for the Democratic presidential nomination Wednesday, April 23, 2008, calling him an inspirational leader who can unite the country. (AP Photo, File)