HBO posted a new video promo for True Blood episode 5.11 “Sunset”. This one features Bill and Jessica. Yes Jessica does raise the possibility of perhaps Jason becoming a vampire.
Screencaps will be on this page: True Blood season 5 episode 11
Wondering now will we see Jessica try to turn Jason? We do see her and Jason in the dirt in the first preview shown after episode 5.10. HBO released some episode stills that showed Jason and Sookie in the Fae club. The newsletter from HBO for True Blood had this image: