April generally isn't peak season for Grinchy activity, but President Trump's tariffs may have already ruined Christmas for some Chinese exporters and their American customers. Producers of Christmas decorations in China say US buyers are normally finalizing their orders at this time of year, but with the trade war escalating, they haven't heard from many of the American clients their businesses rely on, Reuters reports. "So far this year, none of my American customers have placed any orders," said Qun Ying, who runs an artificial Christmas tree factory. "Of course it's about the tariffs," he says. "Maybe American customers won't...