The commuter flight that crashed on Alaska sea ice last week, killing all 10 aboard, was part of the workhorse network of short-hop flights that people in the immense and rugged state rely on to get to medical appointments,

On Feb. 12, 2009, a Continental airlines turboprop commuter plane crashed into a house near Buffalo, N.Y., killing 50 people, including one person in the house.

The Federal Aviation Administration said the Learjet 35A veered off the runway as it arrived at Scottsdale Municipal Airport around 2:45 p.m. It hit a Gulfstream 200 business jet that was parked on private property, officials said at a news conference.