Ward 2 Precinct 20: one challenge, no mark between arrows
Ward 3 Precinct 27: Two challenges, both about circles around only the arrow head, with one of them touching the actual arrow and the other not.
Ward 4 Precinct 33: none




Ward 2 Precinct 20: one challenge, no mark between arrows
Ward 3 Precinct 27: Two challenges, both about circles around only the arrow head, with one of them touching the actual arrow and the other not.
Ward 4 Precinct 33: none