Foreign hackers broke into a water plant control system in Illinois last week and damaged a water pump in what appears to be the first reported case of a malicious cyber attack damaging a critical computer system in the United States, according to an industry expert. On Nov. 8, a municipal water district employee in Illinois noticed problems with the city’s water pump control system, and a technician determined the system had been remotely hacked into from a computer located in Russia, said Joe Weiss, an industry security expert who obtained a copy of an Illinois state fusion center report...