seattle police put the school on lockdown after a parent recognized donald vasser.e fled the scene but later turned himself in last night. vasser is among the most wanted fugitives with more than 20 arrests on his record. the school is investigating how vasser was able to go on that field trip. >>> the italian appeals court is explaining the reason behind its ruling of amanda knox. in a new report, it says faulty evidence was used to build the case against knox. her body was found in -- her roommate's body was found in her apartment. knox spent four years in jail before her guilty verdict was thrown out. >>> final debate in sioux city, iowa. it's the last chance that the candidates have to win over voters before the january 3rd, iowa caucuses. >> just hours before the debate, newt gingrich released a new ad. >> others seem to be more focused on attacks, rather than moving the country forward. >> reporter: those attacks against the former house speaker will likely intensify tonight, when the candidates take the debate stage. it's their final meeting before the iowa c