THUNDER BAY -- Thunder Bay Police are investigating an aggravated assault which occurred at 1:35 a.m. on Wednesday in the area of May and George streets.
A police officer on routine patrol observed a 30-year-old female standing over a 40-year-old female, striking her in the head area with a pipe wrench.
The officer tackled and arrested the accused.
The victim was taken to the hospital with non life-threatening head injuries.
The 30-year-old suspect has been charged and will attend court on Wednesday morning.
Alcohol was a factor.
The investigation continues.