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The egg sac on the back of the abdomen sure does say wolf spider. For example, the nursery web spiders look similar. However, they carry the egg sac in their jaws.
Wolf spiders are very difficult to identify by picture. First ask, is it big? Some of the hogna species are big, like the neighboring Carolina Wolf spider.
most probably a nursery web spider...that's the family, some species go by the common name fishing spider. There are a couple different fishing spiders that have the general look in your picture.
A more detailed macro-shot could help move it from genus to species level.
definitely in the skimmer's family, and the females are typically brown with the males having a more colorful body. The clear wings also tell you something.
Maybe a female darner, but I would have to see stripes on the thorax to be more certain.