Chicago train derailment
A derailed Chicago Transit Authority train car rests on an escalator at the O’Hare airport station early Monday. (Andrew Nelles / Associated Press)
Chicago Transit Authority workers stand outside the O’Hare airport station where a commuter train derailed. (Brian Kersey / Getty Images)
A sign informs travelers at the Chicago Transit Authority’s O’Hare International Airport station of travel disruptions after a commuter train derailed. (Brian Kersey / Getty Images)
Chicago Transit Authority workers erect a tarp to cover the scene where a commuter train derailed at the O’Hare International Airport station. (Brian Kersey / Getty Images)
Chicago Transit Authority employees work the scene where a CTA train derailed at the O’Hare airport station. (Andrew Nelles / Associated Press)
Chicago police and aviation officials work at the scene of a Chicago Transit Authority train derailment at O’Hare International Airport in Chicago. (Tannen Maury / EPA)