BY THE NUMBERS

U.S. stock futures were lower this morning, which could mean giving back a small portion of Monday's rally. Yesterday's session moved the S&P 500 out of correction territory, although the tech-heavy Nasdaq remains there. (CNBC)

* Cramer: Market could rally another 4% before continuing its bearish moves (CNBC)

Apple (AAPL) is under pressure, after President Donald Trump told the Wall Street Journal he would put tariffs on Chinese imports currently not subject to tariffs if negotiations are not successful. That would include Apple's iPhones.

* Tariffs could cost American households $2,400 each in 2019, a new study warns (CNBC)