China\u2019s lockdown of key port cities because of a new outbreak of the coronavirus is expected to have serious ramifications for trucking in the United States. The two-week average shipment volume for loads traveling from China to the United States was down as much as 20% at the end of April compared with the pre-lockdown period. Ryan Closser, director of network enablement at FourKites, said the slowdown could then be followed by a surge of ships when the lockdowns lift. This could cause bottlenecks when they finally reach the West Coast.\nLearn more about your ad choices. Visit podcastchoices.com/adchoices