Mike Johnson of PWInsider is reporting that in addition to Hulk Hogan signing with TNA Wrestling, former WCW Vice President Eric Bischoff will also be joining him in the company as well.
TNA President Dixie Carter and other top TNA officials are in New York City today for Hogan's scheduled press conference at Madison Square Garden to make the big announcement.
Below is how things went down (courtesy of WrestleView)
3:05 p.m. ET: The signing of Hulk Hogan today was kept a secret from some of the top individuals in TNA.
2:57 p.m. ET: TNA President Dixie Carter announced that Hulk Hogan has signed with TNA. People from Spike TV are now speaking at the press conference.

