The stock market had its biggest drop in almost three weeks, led by banks and technology companies, the AP reports. The decline Tuesday follows back-to-back weekly gains. Traders were assessing the growing tensions with North Korea, which conducted another test over the weekend. Energy companies rose along with the price of crude oil. Bank of America slumped 3.2% and Schlumberger rose 2.8%. The Standard & Poor's 500 index fell 19 points, or 0.8%, to 2,457. The Dow Jones industrial average gave up 234 points, or 1.1%, to 21,753. The Nasdaq composite dropped 59 points, or 0.9%, to 6,375. (More stock market stories.)