Before revision: John Rock became the chief executive in 1992, and by January 1993 was implementing a strategy to bring in younger buyers that comprised (in Rock's words) "throw[ing] out old brands and creat[ing] new ones" and becoming more "Saturn-like".
After revision: John Rock became the chief executive in 1992, and by July 11 1992 was implementing a strategy to bring in younger buyers that comprised (in Rock's words) "throw[ing] out old brands and creat[ing] new ones" and becoming more "Saturn-like".