India, Jan. 26 -- A 19-year-old student from the University of Michigan, who went missing during dangerously cold weather, has been found dead following a thorough overnight search, according to authorities.

Lucas Mattson, a sophomore studying engineering at the university, was discovered unresponsive around 12:05 p.m. on Saturday in the 1900 block of Cambridge Road, nearly 20 hours after he was last seen, as per the Ann Arbor Police Department (AAPD).

Mattson was last seen at approximately 1 a.m. on Friday, walking alone in the 1700 block of Hill Street. The police informed that he was dressed only in a T-shirt and jeans, lacking a coat, despite the sub-zero temperatures affecting the area at that time.

He was reported missing later t...