Amazon.com is building a new regional air hub at Fort Worth’s Alliance Airport, bolstering its shipping business in a move that’s expected to create hundreds of jobs for the region.

President Donald Trump’s administration is recommending the U.S. Postal Service raise prices for shipping packages, a move that would hit online retailers such as Amazon.com.

ROCKFORD, Ill. — Amazon announced plans Dec. 3 to expand its Amazon Air operation at the Rockford airport.

NEW YORK — Walmart may be bruised by Amazon, but it’s learning how to fight back.

Buffett’s Berkshire Hathaway Inc. has sold its last Walmart Inc. shares, according to a filing Nov. 14, ending a relationship that dates more than two decades.

Amazon will build a $230 million operations hub in Nashville, Tenn., that will house 5,000 employees over the next 10 years.

Amazon.com on Nov. 12 took delivery of the 40th and final plane in a lease deal for its expanding air-cargo operation. More may be on the way. A senior executive at an aircraft lessor said Amazon was shopping around for more Boeing 767 freighters and had put out a request for proposals for an additional six jets earlier this year.

Amazon.com Inc. will build new offices in New York City and Arlington, Va., ending months of jockeying between potential locations across the country vying for a $5 billion investment that promises 50,000 high-paying jobs over almost two decades.

Walmart Inc. is narrowing the online price gap with low-cost leader Amazon.com and is beating the world’s biggest e-commerce company on prices for baby products, according to a new study.

Amazon.com’s yearlong search for a second headquarters is nearing an end, people with knowledge of the matter said. One will be the Crystal City area of Arlington, in Northern Virginia, two people said. Another will be Long Island City, in the New York borough of Queens, other people said. An Amazon spokesman declined to comment.