No. 20 Kansas State footballfell toNo. 21 Iowa Stateon Saturday in theAer Lingus College Football Classicin Dublin at Aviva Stadium to open upthe college football season. Following the game,Wildcats' quarterback Avery Johnson'sdad, Mark Johnson, and brother, Anthony Johnson, were caught on camera being involved in a fight with each other in the streets of Dublin. The incident has since gone viral on social media. The two issued a joint apology statement to On3's Pete Nakos on Sunday, Aug. 24, in which they mentioned "senseless bickering escalated into an unnecessary fight." REQUIRED READING:Iowa State highlights college football winners and losers from Week 0 "We sincerely apologize for our actions following yesterday's football game in Ireland. Senseless bickering escalated into an unnecessary fight. We have resolved our differences and take full responsibility for our actions. We have apologized to our immediate and extended family, and now extend our apologies toKansas StateUniversity, its alumni, and fans," Mark and Anthony Johnsonsaid in the statement. "We regret this incident, have learned from it, and are committed to ensuring it doesn't happen again. Please accept our deepest apologies." Clickhereto view the video of the incident between Mark and Anthony Johnson following Saturday's Aer Lingus College Football Classic, where you can see the two wrestling against each other in the street with other spectators trying to break them up. Warning: There is physical action and behavior involved. The involvement of Mark and Anthony Johnson was first confirmed by247Sports. Avery Johnson finished 21-of-30 passing for 273 yards and two touchdowns in the Wildcats' loss. The Kansas STate quarterback also scored a rushing touchdown vs. theCyclones' defense, a 10-yard touchdown on third-and-six to open up the second quarter. Kansas State returns home in Week 1 to face North Dakota on Saturday, Aug. 30 for a 7 p.m. ET kickoff. The USA TODAY app gets you to the heart of the news — fast.Download for award-winning coverage, crosswords, audio storytelling, the eNewspaper and more. This article originally appeared on USA TODAY:Avery Johnson's dad and brother issue apology statement for fight