Rep. Turner says infrastructure should be "hardened" as U.S. probes water cyberattack

GOP Rep. Mike Turner of Ohio said critical infrastructure assets "need to be hardened" as investigators are probing whether Iranian hackers are behind malicious cyber activity that affected technology at water systems in U.S. states last week.

The FBI is investigating a cyberattack launched on more than 30 municipal water systems across Minnesota, with a senior law enforcement official telling NBC News it bears all the hallmarks of Iranian-backed hackers. It comes as the war between the United States and Iran dramatically escalated following the collapse of

A cyberattack targeted more than 30 water facilities in the Midwestern US state earlier this week.