The airport itself points to problems with the fire safety system as the immediate cause of the delays: The fire safety system incorporates some 75, 000 sprinklers, but computer programming glitches mean it's not clear whether all of these sprinklers would spray enough water during a fire.

NPR: Berlin's Airport Project Delays Shame Germans

Human-rights groups have been calling on apparel brands and retailers to sign on to the Bangladesh Fire and Building Safety Agreement, which would establish a system of independent factory inspectors whose recommendations would be binding.

WSJ: At Least 159 Die in Bangladesh Building Collapse

Labor and human-rights groups have been calling on apparel brands and retailers to sign on to the Bangladesh Fire and Building Safety Agreement, which would establish a system of independent factory inspections whose recommendations would be binding.

WSJ: Dozens Die in Bangladesh Building Collapse

Officially, the House Energy and Commerce subcommittee on Communications and Technology will meet to ask federal officials about the billions (yes, billions) they plan to spend to create a communication system that allows police, fire and other public safety officials to talk to each other.

FORBES: The Obama Doctrine: Decide In Secret, Impose In Public

The safety board is the leading authority in the United States on aircraft safety investigations and is looking into the Boston fire, which preliminarily has been linked to a auxiliary battery system.

CNN: Dreamliner safety review: What it means for fliers