U.S. cyberattack an 'ongoing problem,' Microsoft cautions

The U.S. cybersecurity team is still trying to determine exactly who is responsible for a major cyberattack in the U.S., with many signs pointing to the Russian government. Microsoft, which has built the systems for a majority of computers in the U.S., said they too have found malicious software on its systems. William Brangham spoke with Brad Smith, president of Microsoft, to learn more.