"Big Sis" Janet Napolitano reassured nervous Americans not to worry -- Umar Farouk Abdulmutallab's attempt to blow up Northwest Flight 253 did not indicate a larger terrorist plot. In an effort to respectfully restrain from jumping to conclusions, the Homeland Security Secretary refused to confirm whether Abdulmutallab had a connection to al-Qaida. Less than twenty-four hours later, Napolitano reconsidered her statement, admitting that maybe Abdulmutallab "should not have been allowed on the airplane." Napolitano said, "What I would say is our system did not work in this instance [emphasis mine] -- no one is happy or satisfied with that."...