In Iraq, a military helicopter has crashed during a training exercise, killing all seven crew members on board, two pilots and five army officers. <br/><br/>A Defence Ministry statement said, the Russian-made Mi-17 helicopter crashed today in the central Wasit province. The province is located about 160 kilometers southeast of Baghdad. <br/><br/>The cause of the accident was not immediately known. According to Iraqi air force officers, a technical malfunction caused the crash.<br/>