U.S. stocks were lower, with the Nasdaq Composite falling more than 350 points on Tuesday.Shares of Henry Schein Inc (NASDAQ:HSIC) rose sharply during Monday's session after the company reported third-quarter results that beat estimates and raised its full-year EPS and sales guidance.Henry Schein posted adjusted EPS of $1.38, beating market estimates of$1.28. The company's quarterly sales came in at $3.339 billion versus expectations of$3.276 billion.Henry Schein shares jumped 9.5% to $70.77 on Tuesday.He ...