Transportation

Federal authorities said they are uncertain if anything struck the windshield of an Amtrak train before it derailed in Philadelphia last week, but they have not ruled out the possibility.

The last wrecked railcars from the deadly Amtrak accident were removed Friday as investigators tried to figure out why the train sped up from 70 mph to over 100 mph in the minute before it went into a sharp bend.

CEOs of the three largest U.S. airlines are stepping up their attack against Middle Eastern competitors that they say get unfair government subsidizes.

5:30 p.m.

Post Holdings says it is merging two of its cereal businesses, moving its headquarters from St. Louis to Minnesota and closing a New Jersey office, affecting about 200 employees.

Amtrak is working to restore Northeast Corridor rail service between New York City and Philadelphia.

The U.S. Postal Service says there's been a small rise in the number of mail carriers bitten by dogs.

A planned $2.1 billion bridge connecting Detroit and Windsor, Ontario, will be named after hockey great Gordie Howe.