"We do not have a smoking cow at this point now"

I don't know whether this story is funnier because it's a follow-on to previous stories I've written about here and here or because of the quote in the title --

"We do not have a smoking cow at this point now"

Nevertheless, it seems that the E. coli found in spinach that caused a mild panic to the vegetarians of the world was precipitated by cows: The same exact strain of E. coli found in the spinach was found in nearby cows.