Complex sentence: Fields was recruited by Ford in 1989 and moved up the ranks, becoming the youngest person (at 38) ever to run a major Japanese company when Ford placed him in charge of Mazda Motor Corporation in 1998.
Split into simpler sentences: Fields was recruited by Ford in 1989 and moved up the ranks. He became the youngest person (at 38) ever to run a major Japanese company when Ford placed him in charge of Mazda Motor Corporation in 1998.