December 10, 2009 9:02 am Race is the Root of the Problem Philly School Superintendent Arlene Ackerman talks about the district’s investigation into attacks against Asian students at South Philadelphia High School. US & World Videos 2:54 UPenn leaders reiterate to pro-Palestinian protesters that they need to disband 1:44 Pro-Palestinian protesters remain on UPenn's campus despite warnings to disband 1:30 Protests calling for ceasefire continue at Penn 6:33 Family affair: Former Eagle and new Eagle Jeremiah Trotter and Jeremiah Trotter Jr. speak out 0:20 Teen girl shot in Southwest Philly, suspect in custody