A plane crash in Westchester County, N.Y., Saturday afternoon killed four people. http://www.nytimes.com/2011/06/19/nyregion/plane-crash-in-westchester-county-kills-4.html?ref=nyregion A single-engine Cessna 210 had left Westchester County Airport in Armonk, N.Y., and was on its way to Montauk, Long Island, when the plane turned around. The…