Originally Posted by emsr2d2
It's variable but I can't explain why I would use it in one and not the other. Most people either go for commas or don't.
Such is the life of the comma.
Pope of the Dictionary.com Forum
Originally Posted by MikeNewYork
I agree, once they finished the sentence. But it is possible to stumble on it on the way to the end.
Hmm- it's not such a long sentence.