AlHijjah 4, 1434, Oct 9, 2013, SPA -- A security official says a suicide car bombing has killed four people - two civilians and two policemen - in southern Afghanistan. Police spokesman for southern Helmand province, Shamem Noorzai, says Wednesday's attack took place in the Gareshk district, AP reported. He says the bomber targeted a police patrol and blew up his car next to a police vehicle in a crowded area of the town of Gareshk. Noorzai says the explosion also wounded three civilians and a police officer. Helmand's provincial spokesman, Omer Zwak, says another attack, this one in Gramsir district, killed two people when the fuel truck they were driving in struck a roadside bomb.