Disasters

Cause of the collapse
As part of MPR's coverage of the I-35W bridge, Midday features a special report on the National Transportation Safety Board's investigation of the cause of the collapse.
Ship runs aground, sinks in Duluth-Superior Harbor
A 1,000 foot lake freighter is aground in the Duluth-Superior Harbor. The Walter J. McCarthy Jr. took on water and sank Monday while docking for the winter. The ships is resting on the bottom in about 20 feet of water. Meanwhile, crews are scrambling to get water out of the ship before it freezes in sub-zero temperatures.
Airline Safety today
Airline safety experts are still trying to make sense of thousands of lines data from a survey of airline pilots by NASA. Midmorning also looks at the potential for major carrier mergers, a passenger bill of rights, and whether there will be any improvement in flight delays.
Traffic fatalities increase slightly in 2007
Preliminary data released Wednesday by the state Office of Traffic Safety show that slightly more people were killed in traffic-related accidents in 2007 than in the previous year.