-- John Cena has posted a photo of his arm, showing off his stitches and scar.
13 days. 1 big scar. 0 patience.Mondays r tough @WWE roster enjoy now, because ill b back #evenstronger
— John Cena (@JohnCena) September 2, 2013
If you're interested, you can click here to view a photo of Cena's stitches and huge scar. Ouch.