The FBI and NSA sent out an advisory warning government and private agencies that a Chinese-based hacking group is aggressively targeting America's most sensiti

The FBI and NSA sent out an advisory warning government and private agencies that a Chinese-based hacking group is aggressively targeting America's most sensitive infrastructure. ABC News' Pierre Thomas reports. [▻](https://video.twimg.com/ext_tw_video/2092983044982599680/pu/vid/avc1/720x1280/60q2…