At least 38 people were killed and over 100 injured in three days' violence which erupted on Saturday in the metropolis. Dozens of vehicles were torched in different areas, while unknown miscreants continued to damage public and private properties in the city. In a fresh act of violence, unidentified gunmen killed five more people in Raees Amrohi Colony of Orangi Town, increasing the death in three days' violence to 38. Meanwhile, Sindh Government imposed a three-day ban on pillion riding in the city on Sunday. Prime Minister Syed Yousaf Raza Gillani and Chief Minister Sindh Syed Qaim Ali Shah took a serious note of the situation and sought a report within 24 hours. They also directed the law enforcement agencies to keep a close eye on the miscreants' elements.The series of violence, started from Banaras Chowk on Saturday evening, continues in various parts of the city. So far, 40 miscreants have been held by police from various areas of the city in connection with ongoing violent incidents.