Transportation

Postmaster General Patrick Donahoe says he'll retire Feb. 1 after leading the struggling agency for four years.

Truckers who haul cargo in and out of the massive seaports in Los Angeles and Long Beach are again demonstrating against what they call unfair labor practices.

Shares of some top airlines companies are up at 1 p.m.: Delta Air rose $.67 or 1.5 percent, to $44.07.

The Houston City Council has approved allowing ridesharing companies such as Lyft and Uber to operate at airports.

The nation's transportation grid must be built to withstand a new normal of more serious natural disasters and it won't be cheap or easy, a top official of the U.S. Transportation Department warned Wednesday.

Shares of some top airlines companies are down at 10 a.m.: Delta Air fell $.52 or 1.2 percent, to $43.32.

The Middle East's biggest airline, Emirates, says it earned $514 million in the first six months of its fiscal year as it grew its fleet and more passengers and fuller planes pushed its sales higher.

The shipping company with the largest share of the Hawaii market said Tuesday it will buy the Alaska operations of its competitor.

Shares of some top airlines companies are mixed at 1 p.m.: Delta Air rose $.51 or 1.2 percent, to $43.88.

Shares of some top airlines companies are mixed at 10 a.m.: Delta Air rose $.27 or .6 percent, to $43.64.

As importers struggle to get their products from massive ships docking at West Coast ports onto store shelves, dockworkers and their employers are negotiating a new contract.

Shipping and oil group A.P.

Shares of some top airlines companies were up at the close of trading: Delta Air rose $.68 or 1.6 percent, to $43.37.

A cement shortage has delayed some construction projects in Michigan, but roadwork that's wrapping up for the year hasn't been affected, officials said.

New York's biggest subway hub is opening in lower Manhattan — a vital link between the new World Trade Center and the rest of the city.

Flight attendants at American Airlines have rejected a five-year contract, forcing the world's largest carrier and its union for cabin-crew workers into binding arbitration.

An Illinois-based scrap metal and recycling company plans to build a $35 million plant in Hutchinson to refurbish rail cars used to transport crude oil and other combustible liquids.

The U.S. Postal Service will deliver packages on Sundays in major cities and high volume areas during the holiday season.

Shares of some top airlines companies are mixed at 10 a.m.: Delta Air fell $.16 or .4 percent, to $42.07.

Federal transportation officials are gathering in New York to discuss long-term plans for the aging Northeast Corridor rail line.