Karachi’s unsolved terror cases bred more terrorism in 2020 Karachi Police personnel investigate the attack on Pakistan Stock Exchange. File photo The year 2020 has not been good for the citizens of Karachi in terms of peace, as the city suffered several acts of terrorism after the activation of sleeper cells of different militant organisations, while the law enforcement agencies are yet to solve these cases and bring the groups behind all the violence to justice. The brazen attack on the Pakistan Stock Exchange (PSX) aiming to hurt the country’s economy as well as its relations with China, which has been developing a game-changing international business corridor in partnership with Pakistan, was a major terror attack to have occurred in Karachi on June 29.