Millions of Facebook records on unsecured servers -- Consumer Report's robocall petition -- AT&T has fastest Wi-Fi network

As many as 540 million Facebook records containing personal data were found on unsecured servers. Consumer Reports has started a petition demanding the FCC require phone carriers to stop spoofed robocalls. A third-party study finds that AT&T has the fastest wireless network. Google rolls out Duplex, which can make reservations for you using a very human-sounding voice. Some teens in New Jersey crashed their school's Wi-Fi to avoid taking a test. Listen to these stories and more tech news.