Mark Gongloff & David Shipley, Columnists

Tesla stalls, 3M swoons, the market shrugs

Yesterday we observed how the longest bull market in history is 10 feet tall and apparently bulletproof. The past 24 hours brought reminders it can even withstand disappointing corporate profits.

Stephen Gandel recently noted the market’s ability to shrug off not only bummer first-quarter earnings but also shrinking profit expectations for the rest of the year. Today, in a possible example, the S&P 500 finished flat despite troubling numbers from some big corporate names.