AutoZone's (AZO) quarterly earnings and revenue rose and its profit beat analyst projections. But the country's largest auto parts and services chain's shares fell after its fiscal second-quarter sales early Tuesday were lighter than Wall Street expected. EPS advanced 15% to $4.78, topping consensus by 2 cents. Sales rose 3.3% to $1.86 billion, vs. projections for $1.88 billion. Shares were down nearly 1% in afternoon trading on the stock market