article_snippet.sent: Demonstrators set a portable toilet on fire.  
article_snippet.sent: One person can be seen squirting what appears to be lighter fluid on it.
article_snippet.sent: pic.twitter.com/FG0P2yf5Uf .
article_snippet.sent: CNN's Eliott C. McLaughlin, Tina Burnside and Dave Alsup contributed to this report .
highlights_snippet.sent: Hundreds of demonstrators gathered in support of protests in Baltimore .
  