Disaster_Accident

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Police officers hug family members after police turned out for a procession of honor at UCI Medical Center for a fallen officer at at UCI Medical Center in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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Anaheim firefighters form a line and salut as the escort for a slain officer drives by in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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Relatives of a slain officer are escorted away from the coroner's van after police officers turned out for a procession of honor at UCI Medical Center in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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Officers salute during a procession of honor for a fallen officer at at UCI Medical Center in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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Anaheim firefighters form a line and salut as the escort for a slain officer drives by in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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One police officer in the honor procession leans down to hug a man while still holding his salute as police officers turn out for a procession of honor at UCI Medical Center in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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This undated photo provided by the Whittier Police Department shows Whittier police officer Keith Boyer. On Monday, Feb. 20, 2017, Boyer was answering a report of a traffic accident when he was shot and killed, authorities said. (Whittier Police Department via AP)

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Whittier Police Chief Jeff Piper, center right, along with an honor guard wheel the gurney with a fallen officer's body at UCI Medical Center in Orange, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Sam Gangwer/The Orange County Register via AP)

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Authorities investigate the scene after a deadly shooting in Whitter, Calif., Monday, Feb. 20, 2017. A California police officer was killed and another wounded in a shooting Monday while they were trying to help a man who had been in a traffic accident in Whittier, officials said. (Katie Falkenberg/Los Angeles Times via AP)

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Three-year-old Emerson Cassidy takes cover from the rain in a storefront entryway Monday, Feb. 20, 2017, in San Anselmo, Calif. Heavy downpours are swelling creeks and rivers and bringing threats of flooding in California's already soggy northern and central regions. The National Weather Service map shows floods, snow and wind advisories for the northern part of the state. (AP Photo/Eric Risberg)

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A sign warns motorists of flooding on northbound Highway 101, Monday, Feb. 20, 2017, in Corte Madera, Calif. Heavy downpours are swelling creeks and rivers and bringing threats of flooding in California's already soggy northern and central regions. The National Weather Service map shows floods, snow and wind advisories for the northern part of the state.(AP Photo/Eric Risberg)

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A woman walks her dog in the rain Monday, Feb. 20, 2017, in San Anselmo, Calif. Heavy downpours are swelling creeks and rivers and bringing threats of flooding in California's already soggy northern and central regions. The National Weather Service map shows floods, snow and wind advisories for the northern part of the state. (AP Photo/Eric Risberg)

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Mickey Opielski, left, and his brother, Jason Opielski, work on a duplex roof after severe weather moved through the Camelot subdivision of Northeast Bexar County, Texas, Monday, Feb. 20, 2017. Severe storms pushed at least two tornadoes through parts of San Antonio, damaging dozens of homes. (Jerry Lara/The San Antonio Express-News via AP)

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Neighbors survey damage after a storm swept through in North Central San Antonio on Monday, Feb. 20, 2017. Severe storms pushed at least two tornadoes through parts of San Antonio, damaging dozens of homes. (John Davenport/The San Antonio Express-News via AP)

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Mickey Opielski, top, and his brother, Jason Opielski, work on a duplex roof after severe weather moved through the Camelot subdivision of Northeast Bexar County, Texas, Monday, Feb. 20, 2017. Severe storms pushed through parts of San Antonio, damaging dozens of homes but causing only minor injuries. (Jerry Lara/The San Antonio Express-News via AP)

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Debris scatters an alley after severe storms moved though the Camelot subdivision of Northeast Bexar County, Texas, Monday, Feb. 20, 2017. (Jerry Lara/The San Antonio Express-News via AP)

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Greg Goza stands in the doorway of his 90-year-old mother-in-law's home after severe weather swept through a neighborhood in north central San Antonio, Monday, Feb. 20, 2017. His mother-in-law was not harmed, but the home is in shambles. (John Davenport/The San Antonio Express-News via AP)

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FILE – In this Feb. 20, 1962, file photo, U.S. astronaut John Glenn climbs inside the capsule of the Mercury spacecraft Friendship 7 before becoming the first American to orbit the Earth, at Cape Canaveral Air Force Station in Cape Canaveral, Fla. John Glenn is continuing to inspire 55 years after becoming the first American to orbit Earth. The anniversary of the flight is Monday, Feb. 20, 2017. (AP Photo/File)

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In this Thursday, Feb. 16, 2017, photo, debris is piled on the ground awaiting pickup by cleanup crews at the Dakota Access oil pipeline protest camp in southern North Dakota near Cannon Ball. The camp is on federal land, and authorities have told occupants to leave by Wednesday, Feb. 22 in advance of spring flooding. (AP Photo/Blake Nicholson)

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In this Thursday, Feb. 16, 2017, photo, trash awaits hauling at the Dakota Access oil pipeline protest camp in southern North Dakota near Cannon Ball as a National Guard Humvee monitors the camp from a nearby hilltop. The camp is on federal land, and authorities have told occupants to leave by Wednesday, Feb. 22, in advance of spring flooding. (AP Photo/Blake Nicholson)