Police say a 51-year-old man was unconscious and unresponsive "with injuries indicative of falling from an elevated position."
The Los Angeles Police Department is investigating the death of a newborn boy who was possibly thrown from a fourth-floor window in the city's Skid Row neighborhood on Thursday.
A father of four has been identified as the man who died after falling at a state park over the weekend.
One person is dead after falling at Starved Rock State Park on Saturday afternoon, the Illinois Department of Natural Resources said.
Lawsuits for the deceased worker and another worker who was injured are asking for millions of dollars in damages from the general contractor Turner Construction, as well as one of the sub contractors, Adjustable Forms Incorporated.
A lawsuit filed by the family of another worker who was injured in the same collapse alleged the workers had complained about the stability of that corner days earlier, when the scaffold was lower to the ground.