Ciena’s gains lead tech-sector action By: MarketWatch March 07, 2013 at 10:45 AM EST Optical networker climbs after better-than-expected results. Facebook edges up ahead of company event and Pandora rises in advance of quarterly results after the close. Read More >> Related Stocks: Amazon.com Apple Facebook Finisar Corp Infinera Corp Juniper Networks Netflix Oclaro PHLX Semiconductor Sector Index Pandora Media Inc eBay