The largest tax increase in US history (now on temporary hold) has a lot of impacts on logistics, shipping, and railroads, as well. And there are already impacts.
Market Watch on logistics and shipping impacts of the tariffs
Interestingly the last quarter imports will likely be up due to pre-tariff buying.
The other shoe that has dropped is the massive loss in value of the dollar against the Euro and Pound, and the gains against the Yuan (all making Chinese products less costly to others) and increasing US inflation pressure, regardless of the tariffs.