Aerial and ground searches for 24-year-old Colin Everett turned up nothing.
Everett is 6-foot-1 and 150 pounds.
Authorities said there was a "moderate" threat to his life and that immediate action should be taken.
They asked that anyone who has seen Everett, or knows where to find him, call Paramus PD: (201) 262-3400, ext. 1110.
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