 And there's little relief at night as lows don't cool down below 90 degrees. After Wednesday, the heat dome is expected to move east. Temperatures in southern Nevada should cool down around 110. For NPR News, I'm Yvette Fernandez in Las Vegas. Police in Chicago say at least 100 people were shot in the city over the long July 4th holiday weekend. 17 died. The numbers are from Wednesday evening through Sunday morning. This is NPR News.