explosion, clearly the wor worst-case scenario. we know that officials told us that the operating assumption is an industrial accident, but they are treating it as a crime scene, investigating it as a crime scene, but they have no reason to believe it wasn't a very dangerous and terrible industrial accident. guys. >> christine romans, standard operating procedure down there for them. calling them a crime scene. proof that they want it to be an industrial accident. >> everyone has eyes on this situation. texas music legend, taken to twitter, expressing concern over this massive fertilizer explosion. willie nelson tweeted this. west has been in any backyard all my life. my heart is praying for the community we call home. everyone around the country joins in that sentiment. once they get through the critical phase what we to to help. >> the national guard on the