Watkins, Eli (21. mars 2017). «Trump credits his Twitter wrath for Kaepernick's unemployment» (på engelsk). CNN. Besøkt 28. oktober 2019. «It was reported that NFL owners don't want to pick him up because they don't want to get a nasty tweet from Donald Trump," he said. "Do you believe that? I just saw that. I just saw that.»
Griffiths, Brent D.; Jackson, Henry C. (22. september 2017). «Trump sparks war with NFL — and LeBron» (på engelsk). Politico. Besøkt 28. oktober 2019. «In March, Trump claimed during a rally in Kentucky that Kaepernick's inability to find a new team was due to fear that president would unleash a tweet and therefore a PR crisis on whatever team that signed the Super Bowl XLVII participant.»