Deborah Hersman, chairman of the National Transportation Safety Board , speaks during a news conference in Washington, D.C., U.S., on Thursday, Feb....
Deborah Hersman, chairman of the National Transportation Safety Board , speaks during a news conference in Washington, D.C., U.S., on Thursday, Feb....
Deborah Hersman, chairman of the National Transportation Safety Board , center, speaks during a news conference with John DeLisi, director of...
Deborah Hersman, chairman of the National Transportation Safety Board , takes a question during a news conference in Washington, D.C., U.S., on...
Joseph Kolly, director of research and engineering with the National Transportation Safety Board , stands next to a television displaying a damaged...
Deborah Hersman, chairman of the National Transportation Safety Board , left, speaks during a news conference showing a Boeing Co. 787 Dreamliner on...
Deborah Hersman, chairman of the National Transportation Safety Board , speaks during a news conference in Washington, D.C., U.S., on Thursday, Feb....
Damaged battery case from a Japan Airlines Co. Boeing Co. 787 Dreamliner sits at the National Transportation Safety Board materials laboratory in...
Damaged battery case from a Japan Airlines Co. Boeing Co. 787 Dreamliner sits at the National Transportation Safety Board materials laboratory in...
An uncoiled damaged battery electrode from a Japan Airlines Co. Boeing Co. 787 Dreamliner sits at the National Transportation Safety Board materials...
Damaged battery case from a Japan Airlines Co. Boeing Co. 787 Dreamliner sits at the National Transportation Safety Board materials laboratory in...
Damaged battery case from a Japan Airlines Co. Boeing Co. 787 Dreamliner sits at the National Transportation Safety Board materials laboratory in...
Joseph Kolly, director of research and engineering with the National Transportation Safety Board , holds a damaged electrode from a Japan Airlines...
Joseph Kolly, director of research and engineering with the National Transportation Safety Board , holds a damaged battery cell case from a Japan...
Deborah Hersman, chairman of the National Transportation Safety Board , center, speaks during a news conference with John DeLisi, director of...
Deborah Hersman, chairman of the National Transportation Safety Board , center, speaks during a news conference with John DeLisi, director of...
Deborah Hersman, chairman of the National Transportation Safety Board , speaks during a news conference in Washington, D.C., U.S., on Thursday, Jan....
Deborah Hersman, chairman of the National Transportation Safety Board , speaks during a news conference in Washington, D.C., U.S., on Thursday, Jan....
Woman examines a battery electrode from a Japan Airlines Co. Boeing Co. 787 Dreamliner at the National Transportation Safety Board materials...
National Transportation Safety Board Chairman Deborah A.P. Hersman addresses a during a press conference at NTSB Headquarters in Washington, DC, on...
National Transportation Safety Board Chairman Deborah A.P. Hersman addresses a during a press conference at NTSB Headquarters in Washington, DC, on...
National Transportation Safety Board Chairman Deborah A.P. Hersman speaks during a press conference at NTSB Headquarters in Washington, DC, on...
National Transportation Safety Board Chairman Deborah A.P. Hersman speaks during a press conference at NTSB Headquarters in Washington, DC, on...
National Transportation Safety Board Chairman Deborah A.P. Hersman speaks during a press conference at NTSB Headquarters in Washington, DC, on...