put their livesne. back to the boston bombing investigation shortly. other news we re following includes the fact that we re learning now about a large piece of a plane which has apparently bee two lower manhattan buildings since 9/11. mary snow is on the scene for us. mary w learning? reporter: wolf, as you can imagine, there s a state of here in lower manhattan. there are white trucks behind they are from the city s medical examiner s office. we re told the city s medicalffice will begin testing for human remains as early as tommeantime the police department has been working with boeing and have no reason to es wreck0mage came from11th attacks. it sat unnoticed for more than 11 years. police believe this plane wreckage is part of the wing from one of the two hijacked planes on 9/11.