Original sentence: After 1980, the Republicans became a mostly right-wing party, with conservative leaders such as Newt Gingrich and Tom DeLay, while the Democrats, while keeping their left wing intact with such Senators as Ted Kennedy, grew a substantial moderate wing in the 1990's in place of their old conservative wing, with leaders such as Bill Clinton
Edited sentence: , and Evan Bayh.After 1980, the Republicans became a mostly right-wing party, with conservative leaders such as Newt Gingrich, Trent Lott, and Tom DeLay, while the Democrats, while keeping their left wing intact with such Senators as Ted Kennedy, Christopher Dodd, and Paul Sarbanes, grew a substantial moderate wing in the 1990's in place of their old conservative wing, with leaders such as Bill Clinton, Albert Gore Jr