Did Bush campaign for Schwarz and against Walberg during the primary? >>>>
YES! It's Pat Toomey all over again.
Bush gives Schwarz endorsement nod
http://www.battlecreekenquirer.com/apps/pbcs.dll/article?AID=/20060419/NEWS01/604190314/1002
"I appreciate his hard work, especially on education, national security and health care," Bush said. "Joe is a fine Republican who deserves re-election."
Sounds like fairly boilerplate stuff. I think Bush will issue the same kind of endorsement for Walberg two years from now.