President Obama is confronted with the human microphone:
Watch how he handles it: He lets the protesters have their say until opposition to them builds, then asks that they let him have his say and says he'll be glad to talk to them later.
Recommended viewing for university chancellors and police everywhere.
Speaking of whom, Lieutenant John Pike of the University of California, Davis, police has achieved internet immortality.
Update: And now, reviews of pepper spray on Amazon!