A New HoH is Named and BoB Played in Episode 18

Find out who won HoH and who was put up for eviction!

Caleb and Victoria

1. Caleb and Victoria

Nominees Caleb and Victoria compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Christine and Caleb

2. Christine and Caleb

Houseguests Christine and Caleb on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Competing in

3. Competing in "Domino Effect"

Nominees Jocasta and Zach compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Caleb

4. Caleb

Houseguest Caleb on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Trying to win the BoB

5. Trying to win the BoB

Nominees Jocasta and Zach compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Chatting in the storage room

6. Chatting in the storage room

Houseguests Caleb and Zach on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Zach and Jocasta

7. Zach and Jocasta

Nominees Jocasta and Zach compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Donny in the Diary Room

8. Donny in the Diary Room

Houseguest Donny on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Beast Mode Princess?

9. Beast Mode Princess?

Nominee Victoria competes in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
The Memory Wall

10. The Memory Wall

The memory wall of Houseguests on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Jocasta plays in the BoB

11. Jocasta plays in the BoB

Nominee Jocasta competes in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Donny

12. Donny

Houseguest Donny on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Host Christine

13. Host Christine

Houseguest Christine hosts the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Pushing down the dominoes

14. Pushing down the dominoes

Nominees Caleb and Victoria compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Reacting to the competition

15. Reacting to the competition

HOH Donny watches his fellow Houseguests compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Caleb and Victoria

16. Caleb and Victoria

Nominees Caleb and Victoria compete in the Battle of the Block Competition "Domino Effect" on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved
Zach

17. Zach

Houseguest Zach on BIG BROTHER, Sunday, August 3 (8:00 -- 9:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved