The Minnesota Vikings knew they were getting a strong-armed quarterback when they drafted J.J. McCarthy last year, but the second-year signal-caller may be just a bit too strong so far. McCarthy, whose rookie season was lost to a knee injury,

McCarthy has impressed, Brian Flores' defense looks sharp and there are roster battles aplenty as the Vikings prepare to put pads on Monday.

J.J. McCarthy, the Vikings' first-round pick, is already endearing himself to fans by signing autographs at the team's facility. Despite the warm welcome from fans and coaches, wide receiver Justin Jefferson offered a measured perspective,