KARACHI Another 24 people fell prey to the unabated violence in Karachi on Sunday, bringing the three-day toll in the latest wave of bloodshed to 45. More than two dozen people were also wounded as the incidents of shooting and arson spread to various localities of countrys commercial hub, where rival sectarian and ethnic groups kept on exchanging fire, hurling grenades and using rockets against each other. The Sindh Home Department again imposed a ban on pillion-ridding for an indefinite period in the city. The department issued a notification on Sunday night banning pillion-riding. The officials said that the ban has been imposed due to deteriorating law and order in the metropolis. However, senior citizens, women, children and journalists will be exempted from the ban, according to the notification. Violence gripped Malir, Landhi, Quaidabad, Sherpao Colony, Jinnah Square, Khokhrapar, Saudabad and other areas. Shia organisation Majlis-i-Wahdatul Muslimeen confirmed five of their members were gunned down during last 24 hours while four activists of rival group, defunct Sipah-e-Sahaba Pakistan, were also killed in the clash. Aerial firing also continued in Orangi Town, Qasba Colony, Kati Pahari, North Karachi, Shah Faisal Colony, PIB Colony, Garden, Kharader, Ranchor Line, New Town, Mai Kulachi, Qasba Colony, Banaras, Kati Pahari, Kharadar, Napier, Ancholi and Abbas Town, where incidents of target killing were also reported. Early Sunday, three MQM workers were shot dead in a spate of target killing near Erum Shopping Centre, Bufferzone within the jurisdiction of Taimuria Police. The victims were identified as Raheel, Owais Raja and Salahuddin. SP Chaudhry Asad said that the victims were associated with the MQM Unit-136 and were going somewhere on a motorcycle when armed men on a motorcycle shot and killed them, adding that a Suzuki car was also providing backup to the killers. In the limits of Orangi Town Police, armed men shot dead two MQM workers, Sohail alias Machli and Hanif, when another man named Khurram was wounded. Police said gunmen came on a motorbike and spraying bullets on the victims while they were sitting outside their house in Data Nagar. Another MQM worker Irfan associated with the Landhi Sector Unit-93-A was gunned down while another was wounded in a firing incident in Quaidabad area. Two brothers were gunned down and another man injured at Jameela Street in the remits of Kalakot Police where gunmen barged into the house and showered bullets. Resultantly, Ali Akber and Muhammad Hussain were killed while their another younger brother was wounded. In the troubled areas of Malir district, Saleem Shah and Muhammad Pervez were killed while more than six others were injured. The heavily armed clashes continued in different areas of Malir where gunfight continued between armed groups. Three more people were gunned down when armed men opened indiscriminate firing inside a sweets shop near Disco Mor in the remits of Sir Syed Police. Resultantly, two brothers Zafar Iqbal and Furqan Iqbal and the shopkeeper named Iqbal were killed while a shop worker Afnan sustained bullet wounds. Police said the deceased were affiliated with a religious origination. In the remits of Gulberg Police, armed men on motorbikes killed Ikhlas Ahmed, Khalid Ahmed and Kala Khan and wounded Shamrooz and Akhter. In another incident, Iqbal was gunned down in Ramswami in the limits of Nabi Bux Police. MQM activist Sohail Rana was gunned down in the remits of PIB Colony Police. Meanwhile, Badar Afzal who is said to be MQM worker and was injured in Ammar Yasir Soceity in Malir on Friday during clash between two political groups, succumbed to his injuries at the JPMC. In Baldia Town, unknown gunmen shot dead Zeshan Roshan, 21, near Chandni Chowk. Noorul Islam, a worker of Ahle Sunnat Wal Jamaat (ASWJ), formerly known as Sipah Sahaba Pakistan (SSP), was killed and another man named Nazeer was injured in an armed attack inside Siddiq-i-Akbar Masjid in Sarjani. Khalil Baloch, a resident of Lyari, was shot dead in the limits of Nipper Police, while a man was gunned down in Ghas Mandi area. A man was killed and six others injured in Liaquatabad area where armed men resorted to indiscriminate firing near Scrap Market.