games on turf to make it to a Super Bowl. Through Super Bowl LVII, this is the only Super Bowl in which both teams played their home games in states which were members of the Confederate States of America during the Civil War. The Washington Commanders (known as the Redskins from 1937-2019) which faced the Dolphins in Super Bowl VII and Super Bowl XVII, has its facilities and training camp in Virginia, which was a Confederate state during the Civil War, but have never played home games there, moving from Washington, D.C. proper to Maryland in 1997. This game was originally scheduled to be the last to be played in Tulane Stadium. It was hoped the Louisiana Superdome would be ready in time for the 1972 NFL season. However, political wrangling led to a lengthy delay in construction, and groundbreaking did not take place until August 11, 1971, five months before this game. The Superdome was not completed until August 1975, forcing Super Bowl IX to be moved to Tulane Stadium. That Super Bowl proved to be the final NFL game in the stadium, which was demolished in late 1979. The night before the game, Joe Frazier successfully defended his heavyweight boxing championship with a fourth-round knockout of Terry Daniels at the Rivergate Convention Center, which was approximately one mile south of the construction site for the Superdome on Poydras Street. The next day, the Rivergate hosted a closed-circuit television broadcast of the game, charging $10 per person. The temperature at kickoff was a sunny and windy , making this the coldest Super Bowl to date. Broadcasting The game was broadcast in the United States by CBS with play-by-play announcer Ray Scott and color commentator Pat Summerall. Although Tulane Stadium was sold out for the game, unconditional blackout rules in the NFL prohibited the live telecast from being shown in the New Orleans area. This was the last Super Bowl to be blacked out in the TV market in which the game was played. The game was not blacked out in Baton Rouge, which was blacked out during Saints home games. The following year, the NFL allowed Super Bowl VII to be televised live in the host city (Los Angeles) when all tickets were sold. In , the league changed its blackout policy to allow any game to be broadcast in the home team's market if sold out 72 hours