The chief executives of Walmart and Target privately warned President Trump this week that his sweeping tariff policy could disrupt supply chains and lead to empty shelves in the coming weeks, sources familiar with the White House meeting told CBS News.

Three top retail leaders met at the White House to discuss tariffs, their impact on consumer prices, potential supply chain disruptions and product shortages.

President Trump continues to defend his sweeping tariffs on foreign goods, but on Tuesday he said the 145% import taxes on some Chinese products would "come down substantially." CBS News' Aaron Navarro and Kelly O'Grady have more.