Freight trains travel through Houston on September 14 in Houston, Texas.  A crippling freight railroad strike that threatened to upend the US economy now looks unlikely.
Mandatory Credit:	Brandon Bell/Getty Images

Freight trains travel through Houston on September 14 in Houston, Texas. A crippling freight railroad strike that threatened to upend the US economy now looks unlikely.
Mandatory Credit: Brandon Bell/Getty Images

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America may dodge a crippling rail strike. Here's how we got here

A crippling freight railroad strike that threatened to upend the US economy now looks unlikely, as Congress votes on bills that would impose a contract on freight railroads and the unions that represent their workers.