Q: Passage: The College Football Playoff selection committee chose the semifinalists following the conclusion of the 2017 regular season. Alabama and Georgia advanced to the national championship after winning the semifinal games hosted by the Sugar Bowl and the Rose Bowl, respectively, on January 1, 2018. The championship game was played at Mercedes-Benz Stadium in Atlanta, Georgia on January 8, 2018.

Question: Based on this passage, when is the ncaa football championship game played?
Let's give stream of consciousness below
The important part for answering this question is: The championship game was played at Mercedes-Benz Stadium in Atlanta, Georgia on January 8, 2018. So the answer is January 8 , 2018.