Hours after an alert was issued for an 18-year-old who had been missing since Sunday, she was found.
Investigators said on Tuesday night that they found Tricia McKenna, 18, of Milford.
Her mother posted on the NBC Connecticut Facebook page that her daughter had returned and is safe.
Family and friends told police they were concerned for her welfare after she disappeared around 7:30 p.m. on Sunday in West Haven.