| | Canada confirmed on Tuesday that one of its citizens was detained in China but said it saw no explicit connection to the arrest in Vancouver of a top executive at Chinese telecoms giant Huawei Technologies Co. | | | The United States is considering issuing a new warning to U.S. citizens, including business executives, traveling to China after Canada arrested a senior Huawei Technologies Co Ltd [HWT.UL] executive at Washington's request, two sources said on Tuesday. | | | Brazil's fourth-largest airline, Avianca Brasil, filed for bankruptcy protection on Monday, saying its operations had been threatened by potential repossession of aircraft, which could prevent the carrier from continuing to operate. | | | Google has "no plans" to relaunch a search engine in China though it is continuing to study the idea, Chief Executive Sundar Pichai told a U.S. congressional panel on Tuesday amid increased scrutiny of big tech firms. | | | A gauge of global stock markets edged higher in volatile trade on Tuesday as investors waded through a chunk of geopolitical headlines, including threats by U.S. President Donald Trump to shut down the government over a funding fight and signs of a thaw in the U.S.-China trade battle. | | | The S&P 500 and Dow ended a volatile session down slightly on Tuesday as investor optimism over China-U.S. trade talks was offset by U.S. President Donald Trump's threat to shut down the U.S. government and by political uncertainty in Britain. | | | The U.S. State Department expressed concern on Tuesday about reports a Canadian citizen has been detained in China following the arrest of Huawei Technologies' [HWT.UL] chief financial officer in Canada, and it urged Beijing to end arbitrary detentions. | | | McDonald's Corp said on Tuesday it plans to reduce the use of antibiotics in its global beef supply, fueling projections that other restaurants will follow suit. | | | Britain's government will continue granting contracts to Interserve Plc as the debt-laden British outsourcing company battles to avoid a Carillion-style collapse, the Financial Times reported on Tuesday. | | | Defunct startup Sidecar Technologies Inc, which pioneered on-demand ride-hailing, is suing Uber Technologies Inc [UBER.UL], alleging it engaged in predatory pricing and anticompetitive practices that ultimately put Sidecar out of business. | | | | |