Past Service Hurricane Ike: September 2008. DFW Medical Rangers provide medical assistance at Shelter Operations in Dallas and Tyler for hurricane evacuees. Hurricane Gustav: August/September 2008 Operation Lone Star: July 2008 Hurricane Dean: August 2007. DFW Medical Rangers deploy to South Texas in preparation for Hurricane Dean Operation Lone Star: July 2007 Hurricane Katrina and Hurricane Rita: August - October, 2005. DFW Medical Rangers provides medical assistance at Shelter Operations throughout North Texas for Hurricane evacuees from Hurricane Katrina and Rita Previous Training Photos from March 2009 Drill: Helicopter Landing Zone Training