Manchester City 's deal to keep Frank Lampard until the end of the season has been condemned by supporters of New York City FC who must now wait until mid-season to see their marquee signing .
New York City FC is their sister club in Major League Soccer .
Manchester City 's deal to keep Frank Lampard until the end of the season has been condemned by supporters of New York City FC , their sister club in Major League Soccer , who must now wait until mid-season to see their marquee signing .