Releasing a review of federal policy on cyber-security, Mr Obama said the government had been hamstrung so far by the complexity of the issue and turf wars among agencies.

• 在公布联邦网络安全政策评估报告后，奥巴马表示，由于这一问题的复杂性以及各机构之间争权夺利，政府到目前为止一直未能发挥作用。