That address is very very close to UCSD; University of California at San Diego. By very close I mean blocks.
I'll have to be sure to watch the 4 pm news today to see if they mention anything else about this. If so, I'll report back.
"Now, when you take Muslim converts whose mother and father are French, English, Spanish or Italian and who live in society normally, with society's habits, they are absolutely undetectable."