Which of these five points best exemplify why Obama should get an “F” for protecting Americans?

1. Abdulmutallab’s father spoke several times to the US Embassy in Abuja, Nigeria and visited a CIA officer there to tell him, apparently, that he feared his son was a jihadist being trained in Yemen.
3. It wasn’t just the meeting with the father. According to CBS, “as early as August of 2009 the Central Intelligence [...]