Police: Woman assaulted, one arrested in Stamford

A woman was assaulted by another woman inside a Stamford apartment building, police say.
The incident happened Tuesday at the Bayview Towers at 300 Tresser Boulevard around 7 p.m.
One witness tells News 12 she was inside the building visiting her daughter when she saw droplets of blood inside an elevator and a woman knocking on neighbors doors asking for help. 
Police did not confirm the relationship between the suspect and the victim.
At least one person was arrested.