Thunder Bay Police patch

Thunder Bay Police said 22 year old Larissa Charlie-Stillaway died Wednesday afternoon after an incident on Tuesday morning at the Totem Trailer Court. (CBC)

A 22-year-old woman died Wednesday after being assaulted at a Chippewa Road trailer park residence on Tuesday, Thunder Bay police say.

Larissa Charlie-Stillaway, the victim of a "serious assault," was taken to hospital in critical condition on Tuesday morning, police said. She died Wednesday afternoon.

Her death is being investigated as a homicide, police said.

An 18-year-old man was charged with aggravated assault in connection with the incident at the trailer park.

Cruz Nicholas Pelletier remains in police custody.