Four robbers killed in fire exchange with police in Gulshan-e-Iqbal area of the city on Saturday have been identified and their criminal record has also been found. According to police, the robbers whose identity has been ascertained on Sunday as Shaukat Lashari, Dildar Marri, Fiaz Channa and Abbas Mangi belonged to criminal gang of internal Sindh. Weapons were also recovered from their possession. The deceased were wanted by various police stations in a number of cases including murder, attempted murder, robberies, firing at police and other crimes.