'Big Brother 14': Preview pictures show nomination ceremony

ALERT: This is not a live-feeds article, so please keep any spoilers you may know about out of the comments.

CBS has released a bunch of preview pictures from the second episode of "Big Brother 14," which airs Sunday, July 15 on CBS. Above, you can see Head of Household Willie in the HOH room deciding on who to nominate

Below, Wil and Frank sport looks of consternation during the nomination ceremony - could one or both of them be nominated? And below that, the houseguests sport some fancy hats for a competition. Is it Power of Veto? Or Have-Nots?

See all the preview pictures for "Big Brother" in our photo gallery. And remember, you can still sign up for the live feeds if you want to follow along yourself with the hamsters.