Shares of Six Flags (SIX) plunged on Friday morning after the company reported lower North America attendance as well as “continued challenges” in China. Analysts at Wells… To see the rest of the story go to thefly.com. (See Story Here):(https://www.thefly.com/permalinks/entry.php/id3016277/-Six-Flags-plummets-after-disclosing-weak-NA-attendance-China-challenges)