Photos: Senate candidates debate

California Atty. Gen. Kamala Harris, a candidate for the U.S. Senate, arrives for the first debate featuring five candidates at the University of the Pacific in Stockton.

Republican Tom Del Beccaro, right, a candidate for U.S. Senate, talks to Sal Russo before the debate.

Rep. Loretta Sanchez, right, a candidate for the U.S. Senate, is greeted by Sol Ricco, left, as she enters the DeRosa University Center at the University of the Pacific.

Republican candidate Duf Sundheim talks with Kristina Lawson, center, and her daughter, Katherine, before the debate’s start.

Members of the audience talk before the debate’s start.

A group of protesters calling for the end of fossil fuel’s money in politics demonstrate outside the U.S. Senate debate at the University of the Pacific.