By 2018 , the United States will use only a new style of cluster bomb . The US has been using these bombs for years and they are very effective against targets in urban areas. Cluster bombs can release many duds that often hurt unsuspecting civilians .
By 2018 , the United States will use only a new style of cluster bomb . New bomb will have a 99 percent detonation rate for the hundreds of bomblets . Cluster bombs can release many duds that often hurt unsuspecting civilians .