Foreign ministers from the G8 group of leading industrial nations also condemned the attacks at the start of talks on global security in Canada.

在加拿大召开的全球安全问题会谈伊始，来自由主要工业国家组成的G8的外长们也谴责了这起袭击事件。

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Chris Abbott is Global Security Research Officer at the Oxford Research Group.

克里斯·艾波特是牛津研究小组的全球安全问题的研究人员。

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Nick Buckles, the chief executive of global security group G4S, is to step down from his position and retire from the company at the end of May.

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"This was a very serious incident because they penetrated the protected area, and that's when there was supposed to be an immediate security response, " said Edwin Lyman, a senior scientist with Global Security Program, a watchdog group that monitors the Department of Energy and the Nuclear Regulatory Commission.

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But the violence presents Morsy with an opportunity, said Patrick Skinner, a senior associate with The Soufan Group, which tracks global security issues.

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