The Dallas metroplex is strong in telecoms, aerospace, distribution (four interstate highways converge there) and banking.

ECONOMIST: Beyond oil

They won funding to improve the 200-mile-long highway to a New Mexico interstate from two lanes to four.

FORBES: How Carlsbad got WIPPed

The spectacular scene unfolded about 7 p.m. on the north section of the four-lane Interstate 5 bridge near Mount Vernon, about 60 miles north of Seattle and 40 miles south of the Canada border.

NPR: Feds Look For Temporary Fix After I-5 Collapse