And this time, we’re dead last. According to a new study by the online marketplace Apartment List, Miami-Dade County has the biggest percentage of cost-burdened renters of any major city in the U.S. That statistic landed it the dubious. On September 28, Paddock checked into a hotel room on the 32nd floor of the Mandalay Bay Resort. When the Connecticut State Police searched the home of Sandy Hook murderer Adam…