S&P, DOW HIT RECORD HIGHS: Here's what you need to know

Frank Polich/Getty Images The Dow Jones industrial average hit a record high in trading on Monday,the 22nd record close of 2017. The S&P 500 similarly broke through to a record close as well. Tech stocks bounced back after a slew of down days from bad headlines, with the Nasdaq composite finishing up more than 1%. We've got all the headlines, but first, the scoreboard: Dow: 21,528.99 +144.71, (+0.68%) S&P 500: 2,453.46, +20.31, (+0.83%) Nasdaq:6,239.01, +87.25, (+1.42%) US 10-year yield: 2.190%,...