Mariah Vera's family is preparing to move her to hospice care at Advocate Illinois Masonic Medical Center, and they are facing another hurdle — final medical and funeral costs.

A 22-year-old woman was killed and five people were injured in a mass shooting early Sunday on the city's West Side. Police also responded to at least three other shootings in the area overnight.

The ladies couldn't even run, and they still were shooting at them," said Gregory Laurence, who was injured in the shooting outside a building for senior citizens.

A mass shooting at a house party in south suburban Harvey on Saturday night left one person dead and six others injured, including a child.

A spokesperson for Harvey said shortly after 8 p.m. Saturday, officers responded to the 14400 block of Des Plaines Street for a shooting at a house party.

A mass shooting overnight at a club in Brooklyn left three people dead and another nine wounded, police officials and the mayor said Sunday morning.

A local activist is offering a $5,000 reward for information leading to an arrest and conviction in connection with Monday's South Side mass shooting.

Mass shootings: An alarming trend in Chicago CHICAGO (CBS) – On Oct. 25, a mass shooting in Lewiston, Maine took the lives of 18 people and injured more than a dozen others.