Investigators concluded that the blackout that left the Dali cargo ship powerless and on a collision course with the bridge was caused by a loose wire.

A CSX employee has died in a derailment today near Calera, Ala., the railroad has confirmed. The railroad said in a statement that the employee was fatally injured in an incident at about 3:49 a.m. “while performing his duties near the Highway 22 crossing in Calera,

A misplaced wire label, the vulnerability of a bridge and other mishaps in protocols likely caused the collapse of Baltimore’s Francis Scott Key Bridge after a large vessel struck it in the spring last year,

A bipartisan group of key senators and the head of the National Transportation Safety Board on Wednesday sharply criticized provisions on military helicopter safety in an annual defense bill released this week.

A proposed exception to restrictions on military flights around Reagan National Airport is prompting outcry among some federal officials. U.S. Rep. Don Beyer (D) and five other members of Congress representing Virginia joined the chair of the National Transportation Safety Board (NTSB),

WASHINGTON — As the House prepares to vote on a bill that will set national defense policy for the next year, the families of those killed in the DCA mid-air collision, and the people in charge of investigating it, are calling out the short section on helicopter safety.

In the report, the NTSB found that the probable cause of the crash "was a loss of electrical power (blackout), due to a loose signal wire connection to a terminal block..