Original sentence: The same month, he also criticized a proposal by the Bloomberg administration to lay off more than 4,600 teachers to balance the city's budget, organizing parents and communities against the proposed cuts, and staging a last minute call-a-thon
Edited sentence: The same month, he also criticized a proposal by the Bloomberg administration to fire more than 4,600 teachers to balance the city's budget, organizing parents and communities against the proposed cuts, and staging a last minute call-a-thon