An NPR investigation found that people in the U.S. are dying from heat much more often than official counts show. We explore the reasons why — and how lives can be saved.

Move over, Roger Taney and Melville Fuller.

ALT: an older man is standing in a crowd of people and says weeeeell ?? we 're waiting !!!

ALT: a man is sitting on a couch with his eyes closed and says that 's a shame .