Cajun Navy says shots fired; authorities say no

HOUSTON - Houston authorities say they have not received any reports of gunshots being fired at a group of volunteers known as the Cajun Navy, despite a spokesman for the group saying shots were fired.  The Cajun Navy is a group of volunteers that formed in Louisiana after Hurricane Katrina. They have dispatched people to help during Harvey.  Clyde Cain of the Louisiana Cajun Navy says on the group's Facebook page Monday night that he wasn't sure if looters f