National A Fifth-Grader Writes A Thank-You Letter To A Mail Carrier 4:13pm May 05, 2020 National Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2020 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Environment National Phoenix heat isn't ceasing at night, either Music & Culture NPR Music's favorite new releases 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate