The Cumberland City Police Department and the city of Cumberland are inviting residents to the National Night Out block party on Tuesday, August 2nd from 5 to 8 p.m. in the area of Somerville Avenue and First Street in Cumberland. National Night Out occurs annually on the first Tuesday in August, and is a community building campaign that promotes police-community partnerships. To kick off National Night Out, the city and police department are hosting a free swim at the Constitution Park Pool on Monday, August 1st from 6 to 8 p.m. with live music, followed by a free movie.