Photo: John Greim/LightRocket via Getty Images

Mail delivery on Wednesday is suspended in several cities in the Midwest based on brutal cold temperatures, the U.S. Postal Service announced.

Details: Mail will not be delivered in parts of Minnesota, Michigan, Indiana, Illinois, Wisconsin, Ohio, Iowa, western Pennsylvania, the Dakotas and Nebraska. Schools, businesses and government services are closed, and hundreds of flights have been delayed or canceled throughout the country.

Go deeper: Polar vortex to set painful all-time records

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China announces retaliatory sanctions on U.S. officials

Photos: Graeme Jennings/Pool/Getty Images; Al Drago/Pool/Getty Images

China's Foreign Ministry announced Monday that it's imposing sanctions on Sens. Marco Rubio (R-Fla.) and Ted Cruz (R-Texas) along with nine other Americans, including Freedom House president Michael Abramowitz and Human Rights Watch Executive director Kenneth Roth, per Bloomberg.

Why it matters: It's a direct response to similar actions by the U.S. that included the Trump administration placing sanctions on officials Hong Kong leader Carrie Lam last Friday over Beijing's encroachment of the Asian financial hub's s autonomy. China announced last month it would ban Rubio and Cruz from entering the country over their criticisms of human rights abuses in Xinjiang.

Editor's note: This is a developing news story. Please check back for updates.

Updated 23 mins ago - World

Police and protesters clash in Belarus after "Europe's last dictator" claims election win

Protesters and riot police clash in Minsk, Belarus, on Sunday during a demonstration against President Alexander Lukashenko's claim of a landslide victory. Photo: Misha Friedman/Getty Images)

Riot police clashed with protesters in Belarus overnight after a government exit poll predicted Sunday President Aleksander Lukashenko, an authoritarian who has ruled the Eastern European country since 1994, had overwhelmingly defeated a pro-democracy opposition candidate.

Why it matters: It's a precarious moment for the former Soviet republic, where decades of repression and a complete disregard for the coronavirus pandemic threaten to topple "Europe's last dictator." Rights groups said at least one protester was killed and dozens more wounded in a "police crackdown," per AP.

Updated 1 hour ago - World

2 Lebanese ministers and 9 lawmakers resign days after deadly explosion

Anti-government protesters in Beirut. Photo: STR/NurPhoto via Getty Images

Lebanon’s information and environment ministers resigned Sunday in the wake of massive protests over the deadly blast in Beirut's port last week, per AP.

Why it matters: In her resignation letter, Information Minister Manal Abdel-Samad called change "elusive" and apologized for not delivering more to the country, which had been devastated by a financial crisis and the coronavirus pandemic even before the blast destroyed much of the capital city.