Now Playing: 3-21-13 Marketplace Tech: Sending Photos and Videos in the Digital World

South Korea is still recovering from an apparent cyberattack on Wednesday that shut down many cash machines, froze debit card transactions, and caused computers to go dark at banks and broadcasting companies. Power and transportation systems were not directly affected.  South Korean officials suspect North Korea but proving that will be difficult. Last week, North Korea had accused the South of getting into its computers. Is this the new norm?