[tcrlaf]

“I find it hard to believe that a foreign sub could get within 35 miles of the US west coast without being detected”

I don’t....
You can’t find something if you aren’t looking for it.

And Diesel-Electric technologies have advanced dramaticly in the last couple of decades.

Many DE’s are now QUIETER than Nuke subs.

My gut tells me this is the Chi-Coms delievering a very clear message to Obama.

[D-fendr]

Best possibility was given via Tommyjo on a related thread. Explains the most unknowns about this event.

The above photo is a jet contrail NOT a missile. Look familiar?

Source: Jet contrails look like missile