By: KDKA-TV News Staff

PITTSBURGH (KDKA) – Another negotiation session will take place on Wednesday between Mars Area School District teachers and the school board.

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Teachers and the district are still working to strike a deal for a new contract.

While both sides have reached tentative agreements on some issues, certain issues are keeping the two sides at odds.

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Teachers are looking for raises of at least 4.5% per year and the board has offered between 3-3.7%.

Talks will resume today at 5:30 p.m.

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If a deal is not reached, teachers are set to strike on Friday.