Warren Buffett's Berkshire Hathaway trimmed its Apple holdings | Bloomberg

Warren Buffett's Berkshire Hathaway trimmed its Apple holdings and revealed three stakes it snapped up in secret, according to new filings. http://bloom.bg/2ZnaIWr

Kim Jong Un's wife made her first public appearance in a year, ending an unusual absence that stoked speculation about her condition during the pandemic. http://bloom.bg/2NzuqLS

In a matter of days, a cold blast in the U.S. froze natural gas pipelines, sent electricity prices skyrocketing and forced Texas's grid operator to plunge millions of homes into darkness. Here's how extreme cold turned into an energy crisis: http://bloom.bg/3be7hqt