[deport]

Yep can be independent candidates with proper filings.
You may want to check out the filing date.

[deport]

Here are a couple of interesting graphics showing various voting numbers primary/runoff.

http://www.washingtonpost.com/blogs/the-fix/wp/2014/06/24/track-the-vote-in-mississippi-as-it-happens/

http://blogs.wsj.com/washwire/2014/06/25/charts-explaining-cochrans-win-in-mississippi-gop-runoff/

[xzins]

It’s too late for McDaniel to file as an independent.