https://www.espn.com/nfl/story/_/id/49995389/turf-temps-157-f-nashville-melts-cleats
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I've never thought about how hot a stadium can be if it's turf. [The heat] just sits there and bounces up into you," Mailata said. "We've got to bring it up. This is why we want all grass fields, to create a standard of play in the league where we're not putting players in dangerous positions if we don't have to."