An aerial view of Montecito, California, shows mudflow and debris on Wednesday, January 10, 2018. Heavy rains unleashed deadly mudslides Tuesday that damaged or swept away dozens of homes in Southern California. Matt Udkow/AP

A damaged home is seen in Montecito on January 10, 2018. Marcio Jose Sanchez/AP

Part of a structure sits in a tree after being knocked off its foundation by a Montecito mudslide on January 10, 2018. Justin Sullivan/Getty Images

Emergency personnel carry a woman from a collapsed house after a mudslide in Montecito on January 9, 2018. Kenneth Song/ZUMAPRESS/Newscom

Kerry Mann navigates the large boulders and mudflow that destroyed her friend's home in Montecito. Mike Eliason/SBC Fire Department/Newscom/ZUMA Press/Newscom

A view of the 101 freeway from Olive Mill Road in Montecito. Wally Skalij/Los Angeles Times/Getty Images

Phillip Harnsberger crosses through mud from a flooded creek in Montecito on January 9, 2018. Michael Owen Baker/AP

Mud fills the interior of a destroyed car in Burbank on January 9, 2018. ROBYN BECK/AFP/Getty Images

Runoff water from a creek floods Highway 101 in Montecito on January 9, 2018. Flooding forced many heavily traveled roads to close. Mike Eliason/Santa Barbara County Fire Department via AP

Reilly, a search dog with the Santa Barbara County Fire Department, looks for victims in Montecito on January 9, 2018. Mike Eliason/AP

A firefighter clears debris in Los Angeles on January 9, 2018. Ronen Tivony/NurPhoto via Getty Images

A van is stuck in the mud in the Sun Valley neighborhood of Los Angeles on January 9, 2018. David Crane/AP

A police vehicle drives across a flooded side road in Montecito, near the San Ysidro exit of Highway 101 on January 9, 2018. FREDERIC J. BROWN/AFP/Getty Images

Mud covers a road in Burbank on January 9, 2018. ROBYN BECK/AFP/Getty Images

Los Angeles firefighters work amid floodwaters and mud on January 9, 2018. ANDREW GOMBERT/EPA-EFE/REX/Shutterstock

A member of the Long Beach search and rescue team looks for survivors in a car in Montecito on January 9, 2018. Daniel Dreifuss/AP

Mud washes away personal belongings in the Sun Valley neighborhood of Los Angeles on January 9, 2018. David Crane/AP