Following each session, he examined the tracking files that had been placed on the computer.

WSJ: The Journal's Methodology for Testing Tracking on Apple's Safari Browser

Markets were are also tracking a weaker trading session in Asia, where Hong Kong's Hang Seng closed down 0.6% and Bombay's Sensex slumped by 1.5%.

FORBES: Magazine Article

Stocks were also tracking a negative trading session in Asia, where Hong Kong's Hang Seng index closed down 2.2% and the Nikkei 225 was off by 0.8%.

FORBES: Magazine Article