Bloomberg European natural gas falls for a fourth day as US supplies are expected to bring relief to the tight market and traders weighed both milder weather and risks to demand from the Omicron virus variant. Gas has whipsawed in recent days, soaring to record levels above 180 euros ($203.59) a megawatt-hour last Tuesday following a sharp drop in Russian …

  Bloomberg US aviation regulators expanded their warning about 5G service set to launch January 5 on new frequencies, saying potential interference could have a broad impact on aircraft safety systems. The Federal Aviation Administration issued a Safety Alert for Operators warning that “a wide range” of aircraft safety devices could malfunction and laid out the process it will follow …

  Bloomberg US holiday sales jumped 8.5% from last year as consumers spent more money on clothes, jewelry and electronics, a report from Mastercard SpendingPulse showed. Sales grew across the board, both in stores and online, for the holiday season defined as November 1 to December 24. Consumers started searching for gifts earlier than usual with supply chains roiling retailers …