This photo shows at least four tanker carriages at least partly submerged in the creek in New Jersey.
A number of other carriages - not all of the kind that is used for transporting liquids or gases - appear to have been derailed when the bridge collapsed.
More top news
David Cameron will be facing a hostile audience when he meets with leaders from the remaining 27 EU nations this week, writes James Mates.
Baroness Warsi warns reports of hate crimes are rising after a "divisive" EU campaign largely focusing on immigration spurred street abuse.
Labour has descended into crisis as several high-profile members of the shadow cabinet have quit in the past few hours. Here's who they are.