India, March 13 -- Four days after being inaugurated and operationalised, Metro operations on the new 9.9km Magenta Line corridor from Deepali Chowk till Majlis Park were impacted on Thursday through the entire day, following theft of signalling cables totalling over 500 metres-long on the section, officials said.

Police said that they have arrested a 28-year-old man identified as Seikh Safiq, a resident of Jahangirpuri, for allegedly stealing signalling cables from the Delhi Metro network near Majlis Park, disrupting the signalling system on the corridor.

The cables - essential to track the movement of trains, were stolen before the start of Metro operations at around 6 am in the section between Bhalswa and Majlis Park, the Delhi Metro...