October 31, 2012
Sam Upshaw photo

Flames can be seen from the air after an explosion happened at the sight of a train derailment in southern Jefferson County, just south of Louisville, Ky, Wednesday, Oct. 31, 2012.

Sam Upshaw photo

Flames can be seen from the air after an explosion happened at the sight of a train derailment in southern Jefferson County, just south of Louisville, Ky, Wednesday, Oct. 31, 2012.

Brian Bohannon photo

Residents of West Point, Ky., living within a mile-and-a-half radius of the site of a train derailment wait at a Red Cross shelter Wednesday, Oct. 31, 2012 at the Muldraugh Elementary School in Muldraugh, Ky. A Paducah & Louisville Railway train carrying hazardous chemicals derailed just after 6 a.m. EDT Monday, A leak of a potentially explosive material was contained, but authorities say three workers were severely burned in a fire that erupted while contractors were removing debris from the train today in southwest Louisville, Kentucky.

Brian Bohannon photo

Residents of West Point, Ky., listen as Billy Ash, Mayor of West Point updates the situation as they wait at a Red Cross shelter Wednesday, Oct. 31, 2012 at the Muldraugh Elementary School in Muldraugh, Ky. A Paducah & Louisville Railway train carrying hazardous chemicals derailed just after 6 a.m. EDT Monday. A leak of a potentially explosive material was contained, but authorities say three workers were severely burned in a fire that erupted while contractors were removing debris from the train today in southwest Louisville, Kentucky.

Brian Bohannon photo

Lisa Johnson smokes outside with other residents of West Point, Ky., living within a mile-and-a-half radius of the site of a train derailment wait at a Red Cross shelter Wednesday, Oct. 31, 2012 at the Muldraugh Elementary School in Muldraugh, Ky., after being asked to evacuate. A Paducah & Louisville Railway train carrying hazardous chemicals derailed just after 6 a.m. EDT Monday and a leak of a potentially explosive material was contained, but authorities say three workers were severely burned in a fire that erupted while contractors were removing debris from the train today in southwest Louisville, Ky.

Brian Bohannon photo

Billy Ash, Mayor of West Point updates residents of West Point, Ky., living within a mile-and-a-half radius of the site of a train derailment as they wait at a Red Cross shelter Wednesday, Oct. 31, 2012 at the Muldraugh Elementary School in Muldraugh, Ky. A Paducah & Louisville Railway train carrying hazardous chemicals derailed just after 6 a.m. EDT Monday, A leak of a potentially explosive material was contained, but authorities say three workers were severely burned in a fire that erupted while contractors were removing debris from the train today in southwest Louisville, Kentucky.

Brian Bohannon photo

Residents of West Point, Ky., living within a mile-and-a-half radius of the site of a train derailment, wait at a Red Cross shelter Wednesday, Oct. 31, 2012 at the Muldraugh Elementary School in Muldraugh, Ky. A Paducah & Louisville Railway train carrying hazardous chemicals derailed just after 6 a.m. EDT Monday, A leak of a potentially explosive material was contained, but authorities say three workers were severely burned in a fire that erupted while contractors were removing debris from the train today in southwest Louisville, Kentucky.