Passage: Principal photography began on March 29, 2016, in New York City, and also filmed in Boston, Los Angeles, New Orleans and Philadelphia. The film premiered on November 17, 2016, at the AFI Fest. Distributed by CBS Films and Lionsgate, Patriots Day was released in Boston, New York and Los Angeles on December 21, 2016, followed by a nationwide expansion on January 13, 2017. The film was a box office disappointment, grossing just $50 million worldwide against a production budget of $45 million, but it also received many positive reviews for Berg's direction and the performances of its cast, and was chosen by the National Board of Review as one of the top ten films of 2016.The title refers to Patriots' Day, the Massachusetts state holiday on which the Boston Marathon is held.

Question: What even showcased the production?
the AFI Fest