sentences:  After a lengthy and contentious debate between the two, the province brought in former York Region CAO Alan Wells as a mediator in 2007.In September 2010, York announced that it had reached a compromise to construct a discontinuous route, with Donald Cousens Parkway ending at the current Steeles Avenue / Ninth Line intersection, widening the two-laned Steeles to six west of that point, and extending Morningside north to Steeles immediately east of Eastvale Drive.The Regional Municipality of York applied for and obtained environmental assessment approval for this undertaking in July 2011 and January 2013, respectively.