Texas starts rolling power outages to cope with deep freeze

The state of Texas continued to reel under a deep freeze, leaving utilities scrambling to meet record power demand and forcing the state's grid operator to enforce rotating blackouts early on Monday.

Icy weather chills Texas wind energy as deep freeze grips much of U.S.

Ice storms knocked out nearly half the wind-power generating capacity of Texas on Sunday as a rare deep freeze across the state locked up turbine towers while driving electricity demand to record levels, the state's grid operator reported.

CDC chief warns it's too soon in U.S. to lift COVID-19 mask mandates

The head of the U.S. Centers for Disease Control and Prevention said on Sunday it is "absolutely" too soon to lift mask mandates, citing daily COVID-19 case numbers that despite recent declines remain more than double the levels seen last summer.

Appeals court halts construction at ConocoPhillips Alaska project

An appeals court has blocked construction of ConocoPhillips' $2 billion-plus Willow crude oil project in Alaska, putting on hold plans for one of the biggest oil projects in North Slope history.

SolarWinds hack was 'largest and most sophisticated attack' ever: Microsoft president

A hacking campaign that used a U.S. tech company as a springboard to compromise a raft of U.S. government agencies is "the largest and most sophisticated attack the world has ever seen," Microsoft Corp President Brad Smith said.

With Trump impeachment trial over, wounded Washington grapples with divisions

Former President Donald Trump's acquittal on charges of inciting a deadly attack on the U.S. Capitol left Democrats and Republicans deeply divided on Sunday even as his Democratic successor, Joe Biden, sought to move on with his political and economic agenda.

Acquitted again by Senate, Trump still a powerful force in Republican politics

It is still Donald Trump's Republican Party - at least for now.

U.S. administers 52.9 million doses of COVID-19 vaccines, CDC says

The United States has administered 52,884,356 doses of COVID-19 vaccines as of Sunday morning and delivered 70,057,800 doses, the Centers for Disease Control and Prevention said.

New York police arrest suspect in deadly 'subway slasher' attacks

New York City police have arrested a suspect in connection with a spate of stabbing attacks on the city's subway that left two people dead, authorities said on Sunday.

U.S. Senate acquits Trump as Republicans save him in impeachment again

The U.S. Senate acquitted Donald Trump on Saturday of inciting the mob that stormed the Capitol last month, sparing him from conviction in his second impeachment trial in a year despite broad condemnation of his role in sparking the deadly siege.

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