Facebook founder Mark Zuckerberg gave the send-off for his company's record-setting public offering, remotely ringing the bell to open trading Friday on the Nasdaq market.
Facebook founder Mark Zuckerberg gave the send-off for his company's record-setting public offering, remotely ringing the bell to open trading Friday on the Nasdaq market.
Security program helped thwart over 50 attacks: NSA chief
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After a recent leak of information about a US security program, NSA officials defended it at a congressional hearing Tuesday, saying the program had helped thwart over 50 attacks since 9/11.