David Wright, 51, now faces first-degree murder charges, with the possibility of a mandatory life sentence, in the fatal shooting of 34-year-old Mariah Samuels.
The homicides happened within a half hour of each other in different parts of the city Wednesday night. Hours later, an officer fired his service weapon while responding to a person with a gun; no one was injured.
Businesses and homelessness advocacy groups say people are relieving themselves in public out of desperation. The council is exploring high-tech restrooms.