YELLOWSTONE NATIONAL PARK, Wyoming — For the third time this summer, Yellowstone National Park rangers have cited a tourist for illegally flying a drone in the park.

Park officials said Friday that Donald Criswell of Oregon flew an unmanned aircraft over Midway Geyser Basin and near bison on Aug. 19.

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In early August, rangers charged Theodorus Van Vliet of the Netherlands after his drone allegedly crashed into Grand Prismatic Spring. Andreas Meissner of Germany is accused of flying a drone that crashed into Yellowstone Lake on July 17. He was charged earlier this week.

The Jackson Hole News & Guide reports Grand Teton National Park has had at least one drone citation.

Rangers say a man crashed a drone into a tree in June, possibly while trying to get aerial photos of wildlife.