It wasn't exactly "shock-and-awe," but stocks churned out another record close on Wednesday thanks to strong results from companies like Apple and Delta. Here are four things to know about today's market action: 1. How high can they go? The bulls on Wall Street wasted little time, nudging the S&P 500 to a fresh intraday record right out of the gate. The broad index celebrated its 26th record close of the year, landing at 1,987. That tops the previous record set on July 3. Powered by healthy tech earnings, the Nasdaq advanced 0.4%. But the Dow Jones Industrial Average failed to join the party, ending down 0.16% ... (full story)