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Officials say they have video of the helicopter taking off from Fisher Center.  (credit: H. Quinn/CBS Seattle)

NTSB Has KOMO Crash Video

Surveillance footage shows the helicopter taking off from the heliport on top of Fisher Plaza.

03/20/2014

The collapse of an Interstate highway bridge in northern Washington state is a wake-up call for the entire nation, the chairman of the National Transportation Safety Board says. (Stephen Brashear/Getty Images)

NTSB: Wash. Bridge Collapse Is Wake-Up Call To Entire Nation

The collapse of an Interstate highway bridge in northern Washington state is a wake-up call for the entire nation, the chairman of the National Transportation Safety Board says.

CBS Seattle–05/26/2013

File photo of a Boeing 787 for All Nippon Airways. (credit: YOSHIKAZU TSUNO/AFP/Getty Images)

Overcharging Batteries Eyed In Boeing 787 Dreamliner Fires

It’s likely that fires on two Boeing 787 Dreamliners were caused by overcharging lithium ion batteries, aviation safety and battery experts said Friday, pointing to developments in the investigation of the Boeing incidents as well as a battery fire in a business jet more than a year ago.

01/18/2013