This article from Keyes' home newspaper,
the Baltimore Sun:
"TV cameras are like oxygen to him, and he's breathing heavily," said David Axelrod, a Chicago media consultant working for Obama. "If anybody in Maryland is despairing, tell them we hope to dispatch him back there as soon as possible."
...
With Keyes far behind in early polls in Illinois, Morrill said he expected Keyes to "lob bombshells" during the race there, but he doubted they would damage anyone other than Keyes.
"Obama must look up every night and say, 'Thank you for sending me Alan Keyes,'" he said.