This is Fred Smith Brother of Don Pitt Smith
Note his wife third picture below this one as a bride. They both died young and had no children.

Birth: 18 Feb 1880
Christening: 5 Aug 1880
Salt Lake City, Salt Lake, Utah, By John Tingey
Death: 22 Nov 1918
Burial: Nov 1918 Salt Lake, Utah
Martha Louise PLUMHOF Marriage: 12 Jun 1912
Salt Lake City
He died of the Spanish flu of 1918 It is estimated that anywhere from 50 to 100 million people were killed worldwide. See
http://en.wikipedia.org/wiki/Influenza_of_1918