Joan Illuzzi issued challenges against 4,885 signatures collected by Michael McMahon.
Only Assemblyman Joe Borelli filed to run for the council seat vacated by Vincent Ignizio.
Richardson received more than 50 percent of the vote on Tuesday, polling results show.
P.S. 84's principal was confronted by BOE staff for letting her students eat in the school's cafeteria.
Several polling sites have changed. Know where you'll vote in Tuesday's primary.
A bill to replace the current runoff system with instant-runoff voting would save money, advocates say.
The locations were removed two years ago after officials found they weren't ADA compliant.
The Department of Investigation found a host of problems with the city's beleaguered elections board.
The booth had been allocated for a single voter on primary day last month.
An entire machine was set aside for a single voter who apparently moved from the area years ago.
Dozens of voters arrived at polling sites on Tuesday only to be sent to other locations.
Luthmann officially bowed out after his latest appeal in court was denied on Wednesday.
The state's appellate court upheld the Board of Elections' decision to toss Luthmann off the ballot.
The Board of Elections voted on Tuesday that Luthmann did not have enough signatures for the ballot.
Richard Luthmann is challenging an objection filed with the Board of Elections.
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