TUCSON, Ariz. —  Two men ran onstage and threw custard pies at conservative columnist Ann Coulter (search) as she was giving a speech at the University of Arizona (search), hitting her in the shoulder, police said.

William Zachary Wolff and Phillip Edgar Smith, both 24-year-old Tucson residents, were booked on misdemeanor charges of disorderly conduct and assault and on felony charges of criminal damage, police said Friday.

In her half-hour speech Thursday night, Coulter trashed Democratic presidential candidate John Kerry (search) and derided liberals and Democrats while saluting conservative students who attended her speech.

Coulter writes a column for Universal Press Syndicate (search). Her appearance was sponsored by the UA College Republicans.