DALLAS (AP) — Seconds before a small plane crashed at a suburban Dallas airport, killing all 10 people on board, the crew commented on a problem with the left engine, federal officials said Tuesday.

The Beechcraft BE-350 King Air struggled to gain altitude before veering to the left and crashing into a hangar Sunday morning at the Addison Municipal Airport, killing a family of four, two couples and two crew members, witnesses and authorities said.

A cockpit voice recorder captured the pilots' apparent confusion as the plane headed down the runway, Bruce Landsberg, vice chairman of the National...