GUEST SPEAKER Chairman of the Joint Chiefs of Staff Marine Gen. Peter Pace speaks with business students of the Wharton School of the University of Pennsylvania in Philadelphia, Nov. 28, 2006. Pace was the guest speaker at the school, which was established in 1881. SHARE: Download: Full Size (0.1 MB) Credit: VIRIN: 356111-G-UGK17-852.jpg Photo Gallery