Gunmen riding in a taxi killed two supporters of an ethnic-based political party in Karachi on Monday, police said. The shooting occurred in Korangi, said Fayyaz Leghari, deputy city police chief. He said the victims, Mohammed Fahim, 35, a member of the council that administers Korangi, and his friend Saqib Hussain, 25, were both activists of the Muttahida Qami Movement. The victims were standing in a shop owned by Fahim when two or three gunmen drove up in a taxi and fired pistols at them without getting out of the car. Another friend of Fahim's was also injured the shooting. Leghari said police were investigating whether the shooting was politically motivated. MQM is part of the alliance that rules Sindh province. Supporters of MQM and its breakaway faction, Mohajir Qami Movement, are often accused of deadly attacks against each other in the city.