By David Shepardson WASHINGTON (Reuters) – The White House on Tuesday unveiled a new pilot effort to help clear supply chain bottlenecks at congested U.S. ports by getting truckers, shippers, wholesalers, retailers and other businesses to share information. U.S. Transportation Secretary Pete Buttigieg and National Economic Council Director Brian Deese launched the Freight Logistics Optimization Works (FLOW), an information sharing initiative “to pilot key freight information exchange between parts of the goods movement supply chain.” The White House said “the lack of digital infrastructure and…