Complex sentence: His son, R. Peter Straus, was Director of the Voice of America under President Jimmy Carter and the owner of radio station WMCA in New York City who in 1998, he married Marcia Lewis, the mother of Monica Lewinsky.
Split into simpler sentences: His son, R. Peter Straus, was Director of the Voice of America under President Jimmy Carter and the owner of radio station WMCA in New York City. In 1998, he married Marcia Lewis, the mother of Monica Lewinsky.