Sept 22 (Reuters) - A hurricane hunter aircraft has found that Karl has strengthened in force from a depression to a tropical storm again, the U.S. National Hurricane Center said on Thursday.

WASHINGTON (Reuters) - Thirty-five U.S. states and the District of Columbia filed a lawsuit on Thursday against opioid drug maker Indivior alleging it tried to keep generic versions of a drug off the market.

ERBIL, Iraq, Sept 22 (Reuters) - Islamic State militants are expected to fight bitterly to hold onto their de-facto Iraqi capital, and the battle to retake Mosul will likely be a bloody one, a German major helping train local forces said on Thursday.

WASHINGTON (Reuters) - The top Democrats on the U.S. Senate and House of Representatives intelligence committees accused Russia on Thursday of trying to influence the Nov. 8 U.S. election via computer hacking, and called on President Vladimir Putin to order a halt.

NEW YORK, Sept 22 (Reuters) - World stock indexes and bond prices climbed on Thursday, extending gains from a day earlier, when the U.S. Federal Reserve signaled an increasingly cautious approach to future interest rate hikes.

BERLIN (Reuters) - Volkswagen said it will halt production of the Golf hatchback at its core Wolfsburg factory for three days starting on Friday because of technical problems at a stamping plant.

MOSCOW (Reuters) - Foreign investors put $1.25 billion into a Russian sovereign Eurobond top-up on Thursday in a deal more than six times oversubscribed, showing Moscow can readily tap global markets in spite of Western sanctions.

UNITED NATIONS (Reuters) - Britain should apologize for its 1917 declaration endorsing the founding of a Jewish homeland in Palestine and should recognize Palestine as a state, Palestinian President Mahmoud Abbas said on Thursday.