US STOCKS-Wall Street Falls as S&P Suffers Biggest Quarterly Drop in Two Years
* Consumer spending rose less than expected in February* Energy sector heads toward its best quarter ever* Walgreens falls after earnings* Dow down 1.56%, S&P 500 down 1.57%, Nasdaq down 1.54%(Reuters
New York (CNN Business)-Tesla shares have been on a tear in recent weeks as Elon Musk marked the company'sfirst deliveries from its new Berlin factory, easing investors' fears about whether the EV mak