Frank Kalil with sons Matt (center) and Ryan (right) in a 2013 file photo. Thursday, Matt Kalil joined Ryan Kalil as a member of the Carolina Panthers.
Frank Kalil with sons Matt (center) and Ryan (right) in a 2013 file photo. Thursday, Matt Kalil joined Ryan Kalil as a member of the Carolina Panthers. Photo courtesy the Kalil family
Frank Kalil with sons Matt (center) and Ryan (right) in a 2013 file photo. Thursday, Matt Kalil joined Ryan Kalil as a member of the Carolina Panthers. Photo courtesy the Kalil family