Sanders vs Clinton in California

1. Sanders versus Clinton in California

2. Supporters welcome Democratic presidential applicant Bernie Sanders at a rally in Carson May 17, 2016. REUTERS/Lucy Nicholson

3. Democratic presidential hopeful Hillary Clinton brings a photograph with supporters John Nelson, 32, (L) and Dan Stifler, 32, (C) in the wake of talking at the UFCW Union Local 324 in Buena Park May 25, 2016. REUTERS/Lucy Nicholson

4. A man wearing the similarity of Democratic U.S. presidential competitor Bernie Sanders sits tight in line for a battle rally in Santa Cruz May 31, 2016. REUTERS/Stephen Lam

5. A supporter of Democratic presidential applicant Hillary Clinton is seen after Clinton talked at the University of California Riverside in Riverside May 24, 2016. REUTERS/Lucy Nicholson

6. Democratic presidential hopeful Bernie Sanders talks amid a crusade rally at Colton Hall in Monterey May 31, 2016. REUTERS/Michael Fiala

7. Democratic presidential hopeful Hillary Clinton talks at East Los Angeles College in Los Angeles May 5, 2016. REUTERS/Lucy Nicholson

8. Campaign specialists at a nearby Hillary Clinton sorting out office sit tight for U.S. Vote based presidential competitor Hillary Clinton to visit amid a stop in San Diego June 2, 2016. REUTERS/Mike Blake

9. A individual from the crowd holds a Bernie Sanders manikin before the Democratic presidential hopeful talks at a battle occasion in Anaheim May 24, 2016. REUTERS/Mike Blake

10. Democratic presidential hopeful Bernie Sanders postures for a photo with the Rancho Buena Vista High School walking band after they played at a rally for Sanders at their secondary school in Vista May 22, 2016. REUTERS/Mike Blake

11. Democratic U.S. presidential applicant Hillary Clinton talks at a battle sorting out occasion in Salinas May 25, 2016. REUTERS/Mark Avery

12. A man secured in face paint holds up to see U.S. Popularity based presidential hopeful Bernie Sanders amid a crusade occasion in Vallejo May 18, 2016. REUTERS/Stephen Lam

13. Ola Mae, 72, holds up in line to see U.S. Equitable presidential applicant Hillary Clinton at the California African American Museum in Los Angeles May 5, 2016. REUTERS/Lucy Nicholson

14. Presidential hopeful Bernie Sanders welcomes onlookers amid halftime in diversion seven of the Western meeting finals of the NBA Playoffs between the Golden State Warriors and the Oklahoma City Thunder at Oracle Arena in Oakland May 30, 2016.. Kelley L Cox-USA TODAY Sports

15. Democratic presidential applicant Hillary Clinton bring a selfie with supporters amid a crusade occasion in San Francisco May 26, 2016. REUTERS/Stephen Lam

16. The group is seen through a cardboard cut-out face of Democratic presidential applicant Bernie Sanders as they anticipate his discourse in Carson May 17, 2016. REUTERS/Lucy Nicholson

17. Protesters bother Democratic presidential competitor Hillary Clinton as she talks at the University of California Riverside in Riverside May 24, 2016. REUTERS/Lucy Nicholson

18. Democratic presidential competitor Bernie Sanders talks amid a crusade rally at Colton Hall in Monterey May 31, 2016. REUTERS/Michael Fiala

19. Democratic presidential hopeful Hillary Clinton lands in front of an audience to talk on national security in San Diego, California, United States June 2, 2016. REUTERS/Mike Blake

20. Bernie Sanders supporter Drew Rainer moves preceding the Democratic presidential competitor's battle rally at Colton Hall in Monterey May 31, 2016. REUTERS/Michael Fiala

21. A supporter cries as Democratic presidential competitor Hillary Clinton discusses September 11 at the UFCW Union Local 324 in Buena Park May 25, 2016. REUTERS/Lucy Nicholson

22. Democratic presidential hopeful Bernie Sanders looks as supporters wish him and his better half a glad wedding commemoration at a battle rally in Santa Barbara May 28, 2016. REUTERS/Lucy Nicholson

23. Democratic presidential applicant Hillary Clinton visits a battle office to welcome specialists in San Diego June 2, 2016. REUTERS/Mike Blake

24. Supporter Shawnee Badger, 22, sits tight for Democratic presidential competitor Bernie Sanders to talk at a crusade rally in Santa Barbara May 28, 2016. REUTERS/Lucy Nicholson

25. Democratic presidential applicant Hillary Clinton and performing artist Jamie Lee Curtis respond as two supporters take their finish off at the UFCW Union Local 324 in Buena Park May 25, 2016. REUTERS/Lucy Nicholson

26. Democratic U.S. presidential competitor Bernie Sanders grins amid a battle rally in Santa Cruz May 31, 2016. REUTERS/Stephen Lam

27. Democratic presidential applicant Hillary Clinton waves to somebody in the group in the wake of conveying a discourse on national security in San Diego June 2, 2016. REUTERS/Mike Blake

28. Supporters for Democratic presidential competitor Bernie Sanders hold up in line at a snack bar before a battle rally in San Diego March 22, 2016. REUTERS/Mike Blake

29. Supporters of Democratic presidential applicant Hillary Clinton hold up before a divider amid a battle occasion in San Jose May 26, 2016. REUTERS/Stephen Lam

30. Democratic presidential hopeful Bernie Sanders talks at a rally in Anaheim May 24, 2016. REUTERS/Mike Blake

31. Democratic Presidential Candidate Hillary Clinton conveys a counter terrorism discourse at Stanford University in Stanford March 23, 2016. REUTERS/Beck Diefenbach