 Complete the following phrase:  Because security theater measures are often so specific such as concentrating on potential explosives in shoes, it allows potential attackers to divert to other methods of attack. This not only applies to the extremely specific measures, but can also involve possible tactics such as switching from using highly scrutinized airline passengers as attackers to getting attackers employed as airline or airport staff. Another alternate tactic would be simply avoiding attacking aircraft in favor of attacking other areas where sufficient damage would be done, such as check-in counters as was done, for example, in the 