While there are conflicting reports on whether WWE superstar John Cena is really hurt or not, the former WWE champ took to Twitter to update his injury he suffered on RAW. He tweeted the following on Tuesday morning:

"MRI was typical good news bad news scenario. I've dealt with knees issues for the past few yrs, ill add one more to that list.....

I know the risks of what can happen to me and I'm willing to play the odds. #nevergiveup c u 2nite grand rapids"

Source: lordsofpain.net