Some things are inexplicable.
If you are in the Places Workspace.
Right click > change > to "Manhattan, New York, New York, USA
If using FTM2012 and that isn't resolved, use the up arrow to moved Manhattan to the top entry box. New York, New York, USA should resove, then click ok and Manhattan, New York, New York, USA.
All of this is only if you using, or want to use the heirarchical view which was introduced in FTM2012.
If you don't care about that, just change it to Manhattan, New York, New York, USA and right click resolve > Ignore.