USA TODAYTiffany cites Trump Tower traffic for holiday sales sagUSA TODAYDonald Trump proved to be no Santa Claus for Tiffany. The world-famed luxury jewelry company Tuesday said 2016 year-end holiday sales were lower than anticipated, at least partly due to "post-election traffic disruptions" near Tiffany's New York City ...TIFFANY & CO.: Trump Tower is killing our businessBusiness InsiderJeweler Tiffany says holiday sales were lower than expectedCNBCTiffany Feels the Trump Effect on 5th AvenueU.S.