AP via Detroit Free Press, 7/23:
Amtrak testing retractable platform in Ann Arbor
ANN ARBOR – The Amtrak station in Ann Arbor is testing a retractable platform designed to make it easier and faster for people with wheelchairs, strollers or luggage get on and off trains.
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Amtrak says it will use the prototype for two year test, after which it plans to deploy it at other stations.
More here.