Five years ago, US Airways Flight 1549 struck a flock of Canada geese just after taking off from New York's LaGuardia Airport, resulting in both engines losing power and forcing Capt. Chesley B.

Chesley B. Sullenberger III said though flying was safer than ever, Wednesday’s crash showed the need for constant vigilance and learning from past errors. By Tim Balk Chesley B. Sullenberger III, who ...