August 22, 2011 1:24 pm The Missing Piece History buffs, test your knowledge with the newest spellbinding documentary! Filmmaker Joe Medeiros elaborates on his expertise on the theft of The Mona Lisa in his upcoming documentary The Missing Piece. 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
