This question comes from MetsToday reader “Bill M” :

I believe that Jason Isringhausen is still available to sign? He still has some gas in his tank and would be a great mentor for the young pitchers on the staff so why not sign him or at least invite him to spring training like last season??? He also came up through the Mets system and did a nice job last year until the problems with his back. A physical would let the management know if he is OK for this season? If no other team is interested he might sign for a fair price if he still wants to play?? Sounds like a no-brainer to me???

Interesting question, Bill. To you, it may be a no-brainer, but to the 2012 Mets, it’s