The following is from TMZ.com:

TNA Wrestling’s flagship show “Impact Wrestling” could soon be without a home — Spike TV quietly let the league know it’s not renewing their TV contract … TMZ has learned.

Multiple sources with direct knowledge of the deal … tell us Spike execs contacted TNA President Dixie Carter this week to break the news — and the following day Carter informed members of her inner circle

See full article here

Sigh, hate to see this, but I won’t say it’s 100% the end of TNA. Remember, WWE left USA, went to Spike, and went back to USA. Let’s see how this unfolds for the alternate wrestling company.