NEW YORK (Reuters) - U.S.-based Citigroup and French bank BNP Paribas are caught up in the U.S. criminal case against the chief financial officer of China's Huawei Technologies, according to newly available documents.

NEW YORK, Aug 21 (Reuters) - U.S.-based Citigroup and French bank BNP Paribas are caught up in the U.S. criminal case against the chief financial officer of China's Huawei Technologies, according to newly available documents.

LONDON/BRUSSELS (Reuters) - Boris Johnson is about to feel the pinch of Brexit Britain's new global status: squeezed on one side by Europeans in no mood to yield, and on the other by a United States driving a hard bargain for its economic support.

LONDON/BRUSSELS, Aug 21 (Reuters) - Boris Johnson is about to feel the pinch of Brexit Britain's new global status: squeezed on one side by Europeans in no mood to yield, and on the other by a United States driving a hard bargain for its economic support.

(Reuters) - Top seeds Benoit Paire and Denis Shapovalov cruised into the third round of the Winston-Salem Open with straight set wins on the North Carolina hardcourt on Tuesday.

HONG KONG, Aug 21 (Thomson Reuters Foundation) - For more than a century, countries have raced to build the world's tallest buildings with concrete and steel. Now, a quiet contest in constructing tall wooden buildings, from Amsterdam to Tokyo, underlines growing environmental concerns over concrete.

(Reuters) - Tropical storm Chantal was forming over the far North Atlantic, the National Hurricane Center (NHC) said on Tuesday.

NEW YORK, Aug 20 (Thomson Reuters Foundation) - Climate change will damage the economies of countries whether they are rich or poor, hot or cold by the year 2100, economists said in a new report, dispelling the notion that impoverished, warm countries will suffer the most on a warming planet.

OTTAWA (Reuters) - Canadian Public Safety Minister Ralph Goodale said on Tuesday the government would not help Jack Letts - dubbed "Jihadi Jack" by the media - come to Canada from the Kurdish prison where he is being held.