MIAMI — When Leonardo Sanchez began walking the levees in south Florida as a wildlife volunteer in 2011 he realized there was a serious problem. They were finding large 14-feet Burmese pythons on a ...

Leigh Robinson was out for a lunchtime walk one brisk day during the spring of 2013 when a call came from the principal at her school. Will, a third-grader with a history of acting up in class, was ...