For anyone who is wondering:<p><a href="http:&#x2F;&#x2F;petapixel.com&#x2F;2015&#x2F;10&#x2F;15&#x2F;why-old-sports-photos-often-have-a-blue-haze&#x2F;" rel="nofollow">http:&#x2F;&#x2F;petapixel.com&#x2F;2015&#x2F;10&#x2F;15&#x2F;why-old-sports-photos-often-...</a>