Complex sentence: Walter William "Wally" Herger, Jr. (born May 20,1945), American politician, has been a Republican member of the United States House of Representatives since 1987, representing California's 2nd congressional district, the largest congressional district by area in California.
Split into simpler sentences: Walter William "Wally" Herger, Jr. (born May 20,1945) is an American politician. He has been a Republican member of the United States House of Representatives since 1987, representing California's 2nd congressional district, the largest congressional district by area in California.