Quick summary from The Daily Mail:

Supply chain problems that have been tormenting retailers for months are showing up in America's stores

Around the country, there are shortages of goods on shelves in Target, Costco, Home Depot and Sears

The issues aren't specific to any one type of good and are down to problems with shipping and distribution

Cargo ships off [sic] can't get into overworked ports to drop off goods and are hovering off the coast

There is a global shortage in truck drivers which is stalling distribution of goods and railroads are also jammed

The cost of shipping a single container from China to LA reached $20,000 last month - four times what it cost last October

Some retailers are telling people to buy Christmas gifts now to ensure they arrive on time

There is no immediate end in sight: Biden has launched a White House supply chain task force but businesses fear the problems will stretch on for months yet