Wall Street Breakfast

DOT investigates Southwest Airlines (LUV) over 'unacceptable' flight cancellations. Shares of China's biggest funeral company (OTC:FSHUF) soar as zero-COVID abandoned. U.S. retail sales up 7.6% in holiday season as deals lure consumers - Mastercard (MA) report. Tesla (TSLA) to pursue reduced Shanghai production through January - Reuters.