Some parts of Yosemite have had to close down due to human feces, urine
                                
                                
                                    (Newser) -
                                    When the government shut down on Dec. 22, Yosemite National Park remained open but its bathrooms did not. Tourists haven't stopped relieving themselves, apparently alongside the road, reports the  Los Angeles Times . Now, two campgrounds, the Mariposa Grove of Giant Sequoias, and Hetch Hetchy  have been shut down  over...