Fiery oil train crash probed by U.S. rail and pipeline regulators

Bloomberg: U.S. regulators joined the investigation into a fiery CSX Corp. oil train derailment in West Virginia that forced residents to flee their homes in frigid weather and threatened drinking water. The crash, the second in 10 months involving a CSX train laden with Bakken oil, promises to add to the public-safety debate over North American crude-by-rail shipments. The Obama administration is revising standards after a series of oil train derailments led by a 2013 Quebec accident that killed 47 people and nonfatal explosions in the U.S.

Low mortgage down payments make a comeback

CNNMoney: Borrowers who have steady income and good credit, but not much money in the bank, will find that it recently became easier to buy a home. Down payment requirements, which rose after the subprime mortgage crisis, are easing again as lenders and mortgage backers try to draw in new buyers.

Princeton receives record $300 million donation in rare books

CNNMoney: Princeton University just received the largest gift in its 269-year history: $300 million worth of rare books and manuscripts, including the first printed editions of the Bible and the Declaration of Independence. William H. Scheide, an alumnus from the class of 1936 who died last year at the age of 100, left about 2,500 books and manuscripts to his alma mater, the university announced Tuesday.