At around 7:50 a.m. on July 4, a signal failure caused a train to stop at Seoul National University Station on Seoul Subway Line 2, inconveniencing commuters on their way to work.
A citizen is tapping a transportation card at the turnstile of Euljiroipgu Station on Seoul Subway Line 2. Photo by Yonhap News
According to Seoul Metro, a mismatch in the track switch for both inner and outer circle trains disrupted train operations.
The company announced that measures were completed at around 8:09 a.m., and trains are currently operating at reduced speed.
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