DOJ: North Korean hackers infiltrated dozens of U.S. companies

The U.S. Department of Justice says North Korean IT workers using stolen identities infiltrated more than 70 American companies in healthcare, retail, communications and manufacturing. Authorities raided over 40 "laptop farms" in Texas, seized more than 180 computers and arrested at least two American facilitators; losses are estimated at about $3 million.

• Over 40 "laptop farms" raided in Texas, more than 180 computers seized
• At least 70 U.S. companies infiltrated across Ohio and 16 other states
• At least two American facilitators indicted and arrested
• FBI says thousands of North Korean-controlled IT workers are employed at Western firms