Original sentence: On May 31, 2010, Israeli forces boarded and seized the ships in international waters.On the MV Mavi Marmara, one of the ships owned and operated by the IHH, nine passengers were killed, and dozens of people injured, including several Israeli commandos
Edited sentence: On May 31, 2010, Israeli forces boarded and seized the ships in international waters to inspect the cargo it was carrying.On the MV Mavi Marmara, one of the ships owned and operated by the IHH, the peace activists attacked the solders with knives and metal rods and guns robbed from the soldiers.When one of the soldiers found his colleagues unconcious and bleeding, he used his gun in self defence, resulting in the deaths of nine "Peace Activist" and dozens of people injured, including several Israeli commandos