A few trucks move along the docks at the Port of Los Angeles on Thursday. Seaports in major West Coast cities that normally are abuzz with the sound of commerce are falling unusually quiet due to an ongoing labor dispute. Nick Ut/AP hide caption

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Sara Martín reads bedtime stories with her children. When the kids were younger, she says, staying up to date on their frequent immunizations was tough, because of cost and transportation issues. Lauren M. Whaley/CHCF Center for Health Reporting hide caption

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Fast-food workers in Los Angeles march in August 2013 to raise the minimum wage to $15 an hour. Similar protests around the country have been organized by labor unions. Nick Ut/AP hide caption

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Protesters assemble in front of a McDonald's in Los Angeles, demanding a $15 an hour minimum wage in September. Paul Buck/EPA/Landov hide caption

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The California Aqueduct carries water from the Sierra Nevada Mountains to Southern California. It is one of four aqueducts in the region that glide across the San Andreas Fault. David McNew/Getty Images hide caption

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For the past 34 years, the William Grant Still Arts Center has held a Black Doll Show to showcase diverse dolls for children. The exhibit features dolls submitted by artists and collectors from around the country. Priska Neely/NPR hide caption

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The Los Angeles River in 2013. Engineers turned it into a narrow concrete channel in the 1940s, after a flood destroyed homes and left 100 people dead in 1938. Steve Lyon/Flickr hide caption

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Over the past 25 years, Mona Shafer Edwards has depicted some of the most famous trials in Los Angeles, including Rodney King and O.J. Simpson (above). Mona Shafer Edwards hide caption

itoggle caption Mona Shafer Edwards

Gov. Jerry Brown speaks to the crowd during the California High-Speed Rail Authority groundbreaking event in Fresno. The $68 billion project faces challenges from Republicans in Congress, and from Central Valley farmers suing to block the train from crossing their fields. Gary Kazanjian/AP hide caption

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People celebrate after California Gov. Jerry Brown signed bill AB60 on Oct. 3, 2013, in Los Angeles. Also known as the Safe and Responsible Driver Act, it allows undocumented immigrants to apply for state driver's licenses. Kevork Djansezian/Getty Images hide caption

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On the set of Behind the Silver Screen, a Channel 22 series that profiles life stories of Hollywood veterans who are Motion Picture and Television Fund residents. Jennifer Clymer /MPTF hide caption

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Judy Huth, left, appears at a news conference with attorney Gloria Allred outside the Los Angeles Police Department's Wilshire Division station on Friday. Huth says she was drugged and raped by comedian Bill Cosby in 1974 when she was 15 years old. Anthony McCartney/AP hide caption

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Italian military police officers stand in front of anti-Olympics demonstrators in February 2006 in Turin, Italy, on the eve of the opening ceremony of the 2006 Winter Games. Paco Serinelli/AFP/Getty Images hide caption

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Underneath this truck bed's cover is a homemade rig of tubes and a welded-together 250-gallon tank. These thieves were making runs between Las Vegas and Los Angeles. Daniel Hajek/NPR hide caption

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Betty White (left) stands alongside actor Eddie Albert in front of the a KLAC-TV camera during a broadcast of the live talk show, 'Hollywood on Television,' in 1952. Nigel Dobinson/Getty Images hide caption

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Los Angeles' Skid Row contains one of the largest concentrations of homeless people in the United States. Robyn Beck /AFP/Getty Images hide caption

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The San Luis Reservoir in central California is the largest "off-channel" reservoir in the U.S. It is currently at less than 30 percent of its normal capacity. Kirk Siegler/NPR hide caption

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P22, a 4-year-old male mountain lion known as the "Hollywood Lion," is known to traverse the hills in and around Los Angeles. He is seen here recaptured by the National Park Service in March after being exposed to rat poison. AP Photo/National Park Service hide caption

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Los Angeles Unified School District Superintendent John Deasy, seen in a photo taken last year, says his resignation Thursday was "by mutual agreement." Damian Dovarganes/AP hide caption

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