Determined hikers trying to get into the Grand Canyon despite the government shutdown will end up in federal court for their trouble. Park rangers—the remaining few who haven't been furloughed—have issued 21 citations to people found inside the national park despite its closure, reports the AP. All the citations require a court appearance. It's a similar tale at Grand Teton National Park and, to a lesser extent, at Yellowstone, reports a separate AP story. (More Grand Canyon stories.)