MedStar Approaching 90 Percent Functionality After Cyber Attack

BALTIMORE (WJZ) -- Efforts continue to restore MedStar Health's computer network after a paralyzing cyber attack.

As of Friday, MedStar says it is approaching 90 percent functionality. Clinical information systems supporting patient care and numerous others are back online.

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MedStar does not believe that any patient data has been compromised. A MedStar official has confirmed that they didn't pay any ransom to the hacker or hackers.