Various areas of the metropolis plunged into darkness as several men attacked the Clifton grid station, causing closure of 27 feeders, KESC spokesman said.
According to the details, Shireen Jinnah Colony, Defence and Clifton among various other areas got affected due to the closure of feeders while electricity supply to Bilawal House and Ziauddin Hospital also got suspended.
Sources said that vehicles of KESC were also attacked in various areas.