close Fox News Flash top headlines for June 21 Fox News Flash top headlines are here. Check out what's clicking on FoxNews.com. NEW You can now listen to Fox News articles! Multiple individuals have died this month amid scorching temperatures in the Grand Canyon, according to the National Park Service (NPS) . "Grand Canyon National Park rangers and emergency personnel responded to two separate heat-related incidents on June 12 and June 16, resulting in three deaths," a June 19 press release