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Do COVID-19 rapid tests work on Omicron?

A recent study revealed that COVID-19 rapid antigen tests may be less sensitive to newer variants, leaving some to wonder just how accurate these tests actually are. Experts share how to get the most accurate results when testing for the virus.

A health worker prepares a nasal test for a rapid COVID-19 test at a community medical centre in Brasilia, Brazil on Jan. 10, 2022. (AP Photo/Eraldo Peres)

Judge: COVID asylum restrictions must continue on border

A federal judge in Louisiana is refusing to end pandemic-related restrictions on migrants seeking asylum on the southern border. The judge on Friday blocked a plan by President Joe Biden's administration to lift the restrictions next Monday.

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Russia claims to have taken full control of Mariupol

Russia claimed to have captured Mariupol on Friday in what would be its biggest victory yet in its war with Ukraine, following a nearly three-month siege that reduced much of the strategic port city to a smoking ruin, with over 20,000 civilians feared dead.

Decision to ban Huawei and ZTE from 5G wasn't easy, PM Trudeau says

On the heels of news that Canada is banning Huawei Technologies and ZTE from participating in the country’s 5G wireless networks, Prime Minister Justin Trudeau said the decision wasn't easy to make. The prime minister also defended the timing of the decision, saying that while it will be years before all use of products from these Chinese companies will be outlawed, it's happening before the country is even more interconnected by the next-generation telecommunications infrastructure.