Complex sentence: It isn't until Jessica and Donna work together to present Cameron with evidence of his shady alterations in key evidences in a few cases, resulting in Dennis changing his deal with the state attorney's office and resigning his position as DA.
Split into simpler sentences: It isn't until Jessica and Donna work together to present Cameron with evidence of his shady alterations in key evidence in a few cases. Resulting in Dennis changing his deal with the state attorney's office and resigning his position as DA.