The New York Giants have several key free agents they are trying to sign, but one is in the fold. The Giants have agreed to terms with defensive end Mathias Kiwanuka, according to a source. Defensive captain Justin Tuck first tweeted the news Thursday that his teammate is coming back. Read more: http://espn.go.com/new-york/nfl/sto...giants-re-sign-defensive-end-mathias-kiwanuka
