Atlanta United’s welcome to Major League Soccer ended with a loss Sunday, a 2-1 defeat against the New York Red Bulls at Georgia Tech’s Bobby Dodd Stadium.

Here’s what you should know about the first game in Atlanta United franchise history:

5 observations: Important takeaways from the game

Mark BradleyRousing debut for city's team of the future

Trivia answerWho scored the first goal for Atlanta United?

PhotosHistoric day for Atlanta United

VideosDoug Roberson's look at Atlanta United

MoreComplete coverage of Atlanta United

A sellout crowd of more than 55,000 people cheered on Atlanta United as they took on the New York Red Bulls.