This morning Metro invited the media to come take a look at four different models of non-carpeted flooring options the agency will begin testing on its rail cars. Metro General Manager John Catoe has made it a priority to get rid of carpeting on the system’s rail cars. “Non-carpet floors are easier, less expensive and more environmentally friendly to maintain,” Catoe said. “They also don’t have a moldy smell that some carpeted rail cars have…