Last WWII vets gone from US Congress:
http://en.wikipedia.org/wiki/Ralph_Hall 
Ralph Moody Hall (born May 3, 1923) is a 
United States Representative from 
Texas's 4th congressional district...
 
...He is one of two 
World War II veterans serving in Congress, the other being Michigan Congressman 
John Dingell...
 
On March 6, 2014, Hall was challenged in the Republican primary by five other Republicans.
[3][4] Hall received 45.42% of the vote, which was under 50%, the amount required to avoid a runoff election.
[3][4] In the runoff, Hall faced former 
U.S. Attorney John Ratcliffe, who finished second in the primary with 28.77% of the vote.
[3][4] On May 27, 2014, Ratcliffe defeated Hall in the runoff election, 53% to 47%...
 
http://en.wikipedia.org/wiki/John_Dingell 
 
John David Dingell, Jr. (born July 8, 1926) is an 
American politician who has been a member of the 
United States House of Representatives since December 13, 1955...
 
...Dingell is one of two 
World War II veterans still serving in Congress; the other is 
Texas Congressman 
Ralph Hall...
 
Dingell announced on February 24, 2014 that he would not seek re-election to a 30th term in Congress...
 
 
Ralph Hall is also the last member of S&H's GI generation to leave.