CSI: Vegas

Another original CSI cast member is headed back to Las Vegas. Eric Szmanda, who played tech whiz Greg Sanders on all 15 seasons of CSI, will reunite with Marg Helgenberger on season 2 of CSI: Vegas, ET has confirmed.Szmanda will appear in…

Marg Helgenberger steps back into the shoes of Catherine Willows on CSI: Vegas, and only ET was on location in Las Vegas, Nevada, while they filmed Thursday's season 2 premiere to welcome the veteran actress back to the CSI franchise -- and…