Market's sell-off undermines tech stocks By: MarketWatch May 11, 2009 at 10:15 AM EDT Tech stocks sustain broad-based losses, following on a Monday sell-off on Wall Street that appeared to be sparked by new worries about recovery in the economy. Read More >> Related Stocks: Amazon.com Apple Cisco Systems Google, Inc. Hewlett-Packard Intel Corp International Business Machines Microsoft Yahoo eBay