The mayor tweeted a photo of him walking into St. Barnabas Hospital Saturday night.
Police say Officer Lin Zhen was stabbed in the right arm by an emotionally disturbed person on DeKalb Avenue and East 212th Street around 5:45 p.m. on Saturday.
The suspect, a 26-year-old man, was brought to North Central Bronx Hospital for an evaluation. Charges against him are pending.
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Zhen was taken to St. Barnabas Hospital where he is expected to make a full recovery.
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