American Airlines Flight 723 crashes in Colonie, New York, killing 28 people.

American Airlines Flight 723 was a scheduled American Airlines flight from Boston Airport in Massachusetts, to Chicago Midway Airport in Illinois. On September 16, 1953, a Convair 240 propliner flying this route crashed while attempting to land at Albany Airport in upstate New York, killing all 28 people on board.

Colonie is a town in Albany County, New York, United States. It is the most-populous suburb of Albany, and is the third-largest town in area in Albany County, occupying approximately 11% of the county. Several hamlets exist within the town. As of the 2020 census, the town had a total population of 85,590.

September 16 is the 259th day of the year in the Gregorian calendar; 106 days remain until the end of the year.