J.J. McCarthy has been struggling badly attempting to run the Minnesota Vikings' offense this offseason in training camp.

If there is anyone inside the Minnesota Vikings organization with a license to speak freely about J.J. McCarthy, it's Justin Jefferson. The team's star receiver spent the offseason working with his new quarterback,

This article was originally published on www.si.com/nfl/vikings as Vikings training camp recap, Day 9: J.J. McCarthy shines again, punch thrown.