A core of 4: Eagles' veteran linemen fuel 2 Super Bowl runs
Eagles' foursome ready for final ride
Fletcher Cox - NFL Videos and Highlights
On the Record: Jason Kelce, Fletcher Cox, and Darius Slay
Eagles' old guard of Fletcher Cox, Brandon Graham, Jason Kelce face quick turnaround
On the Record: Fletcher Cox, Brandon Graham, and more
Eagles' 'Core Four' savoring key role in another Super Bowl run
Back to work, Eagles' Jason Kelce confident against anybody, 'if we don't get in our own way' – The Morning Call
Kelce center of attention in offseason, center of Eagles run to Super Bowl this season - ABC News
Eagles veterans Brandon Graham, Fletcher Cox, Jason Kelce, and Lane Johnson continue to thrive
NFC title game could be Philly finale for Eagles' veterans – The Morning Call