World news round-up
USA Barack Obama's fortunes have received a boost after ex-president Bill Clinton and his wife Hillary made a joint appearance on his behalf.
The Clintons introduced Mr Obama's running mate Joe Biden at a rally in the town of Scranton, Pennsylvania.
They have set aside hard feelings left over from the Democratic primary contest in which Obama beat the former first lady in a bitter race.
IRAQ The country's Sunni vice president has said threats against Christians show defects in the security operation in Mosul.
LITHUANIA A conservative opposition party and a group led by an impeached ex-president have made strong gains in the country's election, polls show.
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