Services on a section of Delhi metro's Green Line were briefly affected and was later normalised on Thursday morning.
Trains were running later, Delhi Metro Rail Corporation said in a tweet.
Around 13 minutes later, it said the services were normalised between Paschim Vihar West and Kirti Nagar/Inderlok metro stations.
With 24 stations, Green Line covers over 29 km and runs between Inderlok and Brigadier Hoshiyar Singh stations.
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