Hydraulic extenders jut out to meet the 4 train to fill in gaps created by a curve in the Union Square station. ( dalioPhoto /Flickr) Jurors awarded $10 million to the man who survived being crushed between a subway platform extender and a train in the Union Square station in 2010. Michael Dion sued after suffering a commuter’s worst nightmare in December 2010, when he fell into a gap between …