WASHINGTON - The Senate approved by voice vote today an amendment to the defense authorization bill co-sponsored by U.S. senators Saxby Chambliss, R-Ga., and Johnny Isakson, R-Ga., to ensure that all ballots cast by U.S. troops overseas are counted in elections. "Of the 992,000 military and overseas absentee ballots requested for the 2006 election, more than 660,000 never reached election officials," said Chambliss, the bill's lead Republican sponsor and a member of the Senate Armed Services Committee. "This is simply unacceptable.