Economic growth worries, oil slump drag Wall Street lower

Stocks fell on Wall Street Tuesday following their best weekly performance of the year as investors faced continued uncertainty in the wake of Britain's decision to leave the European Union and as tumbling oil prices weighed on energy shares. Four of the top five decliners on the S&P 500 were bank stocks, with JPMorgan , down 2.8 percent t0 $59.55, weighing the most. The financial sector of the S&P was down 1.5 percent "Brexit is a friction on economic activity and that's bad for banks,"