http://qui.live.mediaspanonlinen.com/rss/ Quincy Herald Whig en-us By DEBORAH GERTZ HUSAR Herald-Whig Staff Writer They're still here, and they might not be leaving anytime soon. The pesky buffalo gnats, also known as black flies, are still thriving -- and annoying people at the same time -- thanks to a combination of temperature and water spurred by the flooded Mississippi River. http://qui.live.mediaspanonline.com/new_story/buffalo-gnats-THUR