Overview

• Samson Nacua, a Michigan Panthers receiver, was caught on video slapping a fan after a 32-27 loss to the St. Louis Battlehawks at the Dome at America's Center.
• The incident, which occurred Saturday night, shows Nacua exchanging heated words with a fan leaning over a railing before the slap.
• The United Football League (UFL) has launched an investigation into the altercation, reviewing video evidence and gathering statements.
• The video quickly went viral, prompting the UFL to issue a statement on Sunday acknowledging the incident and confirming the investigation.
• Nacua, 27, is the brother of Los Angeles Rams standout receiver Puka Nacua, adding further public and media attention to the case.