Stock Market Today: The Dow Jones index dropped Tuesday ahead of the June CPI inflation report. IBM stock plunged 23% on earnings.

Stock Market Today: The Dow Jones index dropped Tuesday ahead of the June CPI inflation report. IBM stock plunged 23% on earnings.

Dow Jones Today | S&P 500 | US Stock Market Live: US stock futures traded mixed as investors assessed big bank earnings and awaited key CPI data. IBM plunged after a weak revenue…