Plant Blast Massive factory explosion in N.Carolina kills at least 3. news_nycbuilding_explosion.jpg 60x45 home NECN.com http://necn.com 10411778743280 lock_icon.gif video.gif http://necn.com/source.asp?adcat=&ID={77B233EC-640F-4CF7-8481-1AB0E261AE20} 10411778743281 PLAY lock_icon.gif video.gif lock_icon.gif headline