Photos:: Hillary Clinton and Bernie Sanders

Bernie Sanders campaigns at Echo Park Lake in Echo Park on Saturday.

Bernie Sanders speaks at a news conference at the Doubletree Hilton in downtown Los Angeles on Saturday.

Former Secretary of State Hillary Clinton talks to farm worker Maria Licea, 49, and her 9-year-old daughter, Jasmin Aguilar, after a conversation on immigration held at Culinary Arts Institute of Los Angeles Mission College in Sylmar on Saturday.

Hillary Clinton discusses immigration at Culinary Arts Institute of Los Angeles Mission College in Sylmar on Saturday.

Congressman Xavier Becerra, from left, Clara Kim , Hillary Clinton, Italia Garcia, and Mayor Eric Garcetti take part in a conversation about immigration. Students Kim and Garcia are part of the Deferred Action for Childhood Arrivals immigration program.

Hillary Clinton, center, flanked by U.S. Rep. Xavier Becerra, left, L.A. Mayor Eric Garcetti and California Senate President pro Tem Kevin de Leon in Sylmar.

Bernie Sanders speaks at a town hall-style event on immigration on Saturday in Los Angeles.

Bernie Sanders speaks about immigration on Saturday in L.A.

Bernie Sanders listens as Betty Jaspeado, left, tells of her plight as an immigrant during a Saturday event in Los Angeles.