In 2006 , Rahm Emanuel pushed for an expansion of O 'Hare and worked with Kirk on a package to clean up the Michigan Lake . In 2006 , Rahm Emanuel pushed for an expansion of O'Hare and worked with Kirk on a package to clean up Lake Michigan . In 2006 , Kirk pushed for an expansion of O'Hare and worked with Rahm Emanuel on a package to clean up Lake Michigan .