Source : ETonline

et_csipeterson_081006_large

ET sat down with “CSI” star William Petersen to get the 411 on the new season!

CBS has confirmed that his character Grissom will be leaving the hit show, but not until mid-season.  So for now, the investigator and his team are trying to get to the bottom of who shot Warrwick!

The new season unfolds on CBS this Thursday.

Check out our all-new video to get the new season secrets!

We’ll have a downloadable clip from the TV version that aired shortly.

We have also added a short article from the new Entertainment Weekly from their “What to Watch” section regarding the CSI Season 9 Premiere to The Gallery.