11.01.2012 | | Posted at 09:00 AM
In what his campaign has described as a “grassroots event,” perhaps stretching the definition of whatever that term means or was once meant to mean, President Barack Obama will campaign with pop star Katy Perry on Saturday at Milwaukee’s Delta Convention Center, 400 W. Wisconsin Ave., as part of a final push through the swing state ahead of Tuesday’s election. Perry will perform at the eve...

